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	<title>ben brantley's blog</title>
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	<link>http://pixel4.net/blog</link>
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	<pubDate>Sat, 13 Dec 2008 18:48:05 +0000</pubDate>
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		<title>The Glass Rhinoceros</title>
		<link>http://pixel4.net/blog/archives/2008/12/13/the-glass-rhinoceros/</link>
		<comments>http://pixel4.net/blog/archives/2008/12/13/the-glass-rhinoceros/#comments</comments>
		<pubDate>Sat, 13 Dec 2008 18:13:55 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=617</guid>
		<description><![CDATA[Last night, Kathy and I decided to go on a dinner date to the mall.  We&#8217;re not big mall people, and we certainly had no desire to participate in the rampant consumerism, but we thought it would be fun to wander around and just hang out in a &#8220;normal&#8221; place for a few hours.
One [...]]]></description>
			<content:encoded><![CDATA[<p>Last night, Kathy and I decided to go on a dinner date to the mall.  We&#8217;re not big mall people, and we certainly had no desire to participate in the rampant consumerism, but we thought it would be fun to wander around and just hang out in a &#8220;normal&#8221; place for a few hours.</p>
<p>One thing we noticed is that there were quite a lot of people in the mall but not very many people in the stores.  In other words, the walkways were quite crowded and boisterous, but one step inside a clothing store and it was like you were in another world.  Only the game store, the Apple store, and the Christmas store seemed to be doing much business.  You don&#8217;t need a subscription to the Wall Street Journal or even my friend James&#8217; <a href="http://baselinescenario.com" onclick="javascript:urchinTracker ('/outbound/article/baselinescenario.com');">Baseline Scenario</a> to figure out that retail is in the poop bucket.</p>
<p>The other fascinating thing I observed, and decided would be the inspiration for this post, is that the Swarovski store had on prominent display its marquee, limited-edition piece:  a giant crystal rhinoceros.  Now, we really like Swarovski crystals.  We even visited the Swarovski store in Austria a while ago, right down the road from the official Swarovski Factory.  We don&#8217;t actually own any of the stuff, but it&#8217;s fun to look at.  But, really, you gotta ask yourself:  what kind of crystal designer would decide that the holiday 2008 key piece would be&#8230;  a rhinoceros?</p>
<p><center><img src="http://www.swarovski.com/is-bin/intershop.static/WFS/SCO-Media-Site/-/-/publicimages/CG/B2C/PROD/240/945461W240.jpg"/></center></p>
<p>I can just imagine the thought process:</p>
<p>&#8220;Hmm, well, let&#8217;s see.  We could do an abstract design.  Or maybe some kind of flora.  Nah, let&#8217;s do a big mammal.  How about a giraffe, reaching for the heavens?  Oh, wait a minute&#8230;  what about a <em>rhinoceros?</em>&#8221;</p>
<p>Wonders never cease.  (It&#8217;s $3,750 if you&#8217;re ready to punch in your credit card number now.)</p>
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		<title>Adventurous Month</title>
		<link>http://pixel4.net/blog/archives/2008/11/30/adventurous-month/</link>
		<comments>http://pixel4.net/blog/archives/2008/11/30/adventurous-month/#comments</comments>
		<pubDate>Mon, 01 Dec 2008 00:08:59 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=610</guid>
		<description><![CDATA[Whenever I stop writing in my blog, you should know by now that I&#8217;m either (a) really busy and traveling a lot or (b) tired of writing or (c) both.  The hiatus over, really, the past six or seven weeks is mostly because of (a) and only a little (b).    
It&#8217;s [...]]]></description>
			<content:encoded><![CDATA[<p>Whenever I stop writing in my blog, you should know by now that I&#8217;m either (a) really busy and traveling a lot or (b) tired of writing or (c) both.  The hiatus over, really, the past six or seven weeks is mostly because of (a) and only a little (b).    </p>
<p>It&#8217;s supposed to be wintertime in Ned, but the weather hasn&#8217;t really shown that to be the case.  I can&#8217;t count on two hands the number of days in the last 30 when the National Weather Service puts a snow icon on our forecast but the actual result is the total opposite.  Okay, we had two inches of meager dustings over the past few days, most of which sublimated away.  Except for the part that landed on our (warm) roof, melted, drizzled down off the roof, and promptly froze onto the rocks in front of our door.  It&#8217;s really cool; all the rocks are there, coated in a translucent sheen, but they can&#8217;t move an inch because there&#8217;s ice in between them.  I haven&#8217;t seen it like that before.  Simple pleasures.</p>
<p>Poor Kathy had a GI tract bleed of some sort and had to be rushed to the emergency room and then admitted to the hospital for, of all spans of time, Thanksgiving.  To add insult to injury, she wasn&#8217;t even allowed to <em>eat</em> for most of that time!  Just some liquids and an IV drip.  (Zamba advocated for her own IV drip, of course, since there&#8217;s only one thing she enjoys more than food &#8212; water.)  I had the fun time of hanging out on an incredibly (and I do mean that) uncomfortable folding &#8220;bed&#8221; with her for her all-expenses-mostly-paid three-night stay.  By Thanksgiving night, I basically gave up and broke down and got a hotel room down the street at our old favorite, the Outlook.</p>
<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-4.jpg"/></center></p>
<p>I think the most interesting thing I experienced was the completely dead ghost town that was Boulder on Thanksgiving.  It was a total riot.  I knew I could count on IHOP to be open for my brunch, and that was an adventure in itself since Thanksgiving day noon meals at the only open restaurant in the city generally select for a unique group of patrons.  I was surprised to find several families with small children, the usual gangs of college kids (not all of them go home for Turkey Day), and a mish-mash of other strange, poor people who had no one (or, perhaps, chose no one) to spend the holiday with.   Me, I had my wireless internet, so I was content.</p>
<p>Even worse was trying to find dinner that evening.  I resolved not to return to IHOP (I think the non-breakfast items are a considerably more questionable affair at these joints), and poor Zamba spent about 40 minutes cruising all around Boulder with me.  I mean <em>all around</em>.  I went way out of the way in several directions.  I kind of thought at least one or two of the fast-food joints would be open, and I was resigned to having my first McDonald&#8217;s cheeseburger in an immeasurably long time, but even the American Standbys were boarded up for the night.  I figured I&#8217;d cruise the college area, filled with restaurants, where no doubt there&#8217;d be a sandwich shop open:  nope.  The only thing that was open was the little convenience store, which I know only sells pre-packaged sandwiches (ugh, those come veggies and condiments).  Not surprisingly, there were dozens of kids in there hanging out and goofing off.  I figured the pizza joints would be open, even if I would just have to order and take it away to eat&#8230;  Papa John&#8217;s?  No.  Pizza Hut?  No.  Local place?  No.  Finally, after all of those 40 minutes were consumed, I just happened by the Domino&#8217;s and saw a glowing &#8220;Open&#8221; sign.  Hallelujah!</p>
<p>I&#8217;ll spare you the rest of my incredibly quiet, boring Thanksgiving.  I give Thanks because poor Kathy healed up just fine and is back home, safe and sound.  In light of that positive outcome, the springy beds and questionable dietary choices were but a minor inconvenience.</p>
<p>More to come, promise.</p>
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		<title>Double Whammy</title>
		<link>http://pixel4.net/blog/archives/2008/11/04/double-whammy/</link>
		<comments>http://pixel4.net/blog/archives/2008/11/04/double-whammy/#comments</comments>
		<pubDate>Tue, 04 Nov 2008 20:20:32 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=605</guid>
		<description><![CDATA[Today I had to come to Los Angeles for a total of two hours to do some Very Important Work.  Even though my flight was delayed, I&#8217;m flying between two pleasant airports on planes that, interestingly, aren&#8217;t half-filled in either direction.  This makes for relaxed travel despite the occasional snafu.
I&#8217;d originally hoped to [...]]]></description>
			<content:encoded><![CDATA[<p>Today I had to come to Los Angeles for a total of two hours to do some Very Important Work.  Even though my flight was delayed, I&#8217;m flying between two pleasant airports on planes that, interestingly, aren&#8217;t half-filled in either direction.  This makes for relaxed travel despite the occasional snafu.</p>
<p>I&#8217;d originally hoped to make it home today on the 11:30am return flight, but my 2 hours of work ended up taking 2 hours and 15 minutes, and that was just enough that I was sure I wouldn&#8217;t make it in time.  Instead, I found myself with two hours to spare and the chance to visit my favorite SoCal eatery, In-N-Out burger.  I popped the GPS into high gear and made my way to the closest one en route to the airport, and guess what I found?</p>
<p>A combination In-N-Out and Chick-Fil-A.  Now, not only is it interesting that these two restaurants &#8212; one classic, family-owned, California chain and one classic, family-owned, Georgia chain &#8212; are cosituated, but they also both have two dashes in their names.  (This makes them excitingly difficult to into aforementioned GPS, by the way.)</p>
<p>So I could get my artery-clogging fill of two delicious restaurants if I really wanted.  However, since have many of the latter in Colorado (including on my well-worn path to the airport, no less) and none of the former, it was an easy decision to employ the classic mixed strategy.  I got the sweet tea from the Southern Chain and the burger from the West Coast Chain.</p>
<p>Now, if you think <em>that&#8217;s</em> impressive, you should wait until I tell you about the combo In-N-Out and Krispy Kreme I found.  Next time&#8230;</p>
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		<title>Walking With the Blob</title>
		<link>http://pixel4.net/blog/archives/2008/11/03/walking-with-the-blob/</link>
		<comments>http://pixel4.net/blog/archives/2008/11/03/walking-with-the-blob/#comments</comments>
		<pubDate>Mon, 03 Nov 2008 18:08:24 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=598</guid>
		<description><![CDATA[Last weekend we did a 10k walk in Boulder for the CROP Walk, an annual fundraiser for local, national, and world hunger relief.  Someone took a picture of part of the group&#8230;  and we&#8217;re identifiable:

(Hint:  Where&#8217;s Zamba?)
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			<content:encoded><![CDATA[<p>Last weekend we did a 10k walk in Boulder for the CROP Walk, an annual fundraiser for local, national, and world hunger relief.  Someone took a picture of part of the group&#8230;  and we&#8217;re identifiable:</p>
<p><a href="http://pixel4.net/blog/wp-content/uploads/2008/11/image0011.jpg" ><img src="http://pixel4.net/blog/wp-content/uploads/2008/11/image0011.jpg" alt="Zamba Blob!" title="image0011" width="500" height="334" class="size-full wp-image-601" /></a></p>
<p><em>(Hint:  Where&#8217;s Zamba?)</em></p>
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		<title>Mountain Fall</title>
		<link>http://pixel4.net/blog/archives/2008/09/28/mountain-fall/</link>
		<comments>http://pixel4.net/blog/archives/2008/09/28/mountain-fall/#comments</comments>
		<pubDate>Mon, 29 Sep 2008 04:53:16 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=594</guid>
		<description><![CDATA[
This year&#8217;s coloration has been as good as I&#8217;ve seen it.  Some people say that summertime moisture promotes better fall colors.  I don&#8217;t know if that&#8217;s true or not, but I can say that it&#8217;s fascinating to me how much variation there is in the hue shift.  For example, the ridgelines around [...]]]></description>
			<content:encoded><![CDATA[<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-9.jpg"/></center></p>
<p>This year&#8217;s coloration has been as good as I&#8217;ve seen it.  Some people say that summertime moisture promotes better fall colors.  I don&#8217;t know if that&#8217;s true or not, but I can say that it&#8217;s fascinating to me how much variation there is in the hue shift.  For example, the ridgelines around where we live have many aspen groves that are probably within two days of peak (plus or minus) all around, here at 8,200 feet.  Two thousand feet lower, you&#8217;d expect that warmer weather and a later coming of Winter would defer the color change for a little bit&#8230;  but no, many of those trees are already well past it and have dropped some or all of their leaves.  Then, if you look out in the yard, our own aspen are still mostly green with just a few splotches of yellow here and there!  It&#8217;s so weird.</p>
<p>I think that&#8217;s part of what makes it fun to go &#8220;chasing&#8221; the color.  I&#8217;ve only had two short, sweet ventures with the cameras so far.  During last week&#8217;s chase we I made the mistake of suggesting we bring Zamba, and that turned out to be a drag because she wanted nothing to do with staying in the car while we hopped out (and back in) every ten minutes.  After the second time she jumped out the window and came wobbling across the highway, we had no choice but to button up the car and put up with her pleading stares.</p>
<p>Today I went by myself.  This was partly because I wanted to move quickly; partly because I had this inspiration to try to get into Zen Seeing Mode; and partly because I could take two cameras and fire away with both of them, eliminating lens changes.  I traipsed through several fields filled with the last gasps of various flora, brought half their seedlings home on my pants, (note to self:  don&#8217;t plow through fields with corduroy) and even found a few interesting shots.  My select ratio &#8212; the number of pictures I edited afterwards compared to the number of frames I shot &#8212; was 15:120.  My keeper count &#8212; the ones I think could realistically print and hang on the wall &#8212; was about 2.5.  48:1 for 120 minutes of shooting is a pretty productive result for me.  I&#8217;m happy.</p>
<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-6.jpg"/></center></p>
<p>One of the biggest reasons we left Los Angeles is because there are no seasons there.  Another is that we wanted to live in the mountains.  The combination of the two, then, is a a powerful validation of our choice to pack up and move away from all our friends and our home base of, collectively, 16 years.  There are times when I wonder, <em>should we be somewhere else?</em>  And it is the radical transition that comes every September as Fall that I think most clearly vindicates our decision and answers that question.  It&#8217;s a blessing to be here.</p>
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		<title>Interview Fun</title>
		<link>http://pixel4.net/blog/archives/2008/09/25/interview-fun/</link>
		<comments>http://pixel4.net/blog/archives/2008/09/25/interview-fun/#comments</comments>
		<pubDate>Thu, 25 Sep 2008 23:24:44 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=590</guid>
		<description><![CDATA[For the past year, I&#8217;ve spent an inordinate amount of my time at work trying to hire new people.  It just takes forever.  And good results (like, actually hiring someone) are hard to come by.  I think mostly this is because, for this job, we need people whose skills lie at a [...]]]></description>
			<content:encoded><![CDATA[<p>For the past year, I&#8217;ve spent an inordinate amount of my time at work trying to hire new people.  It just takes forever.  And good results (like, actually hiring someone) are hard to come by.  I think mostly this is because, for this job, we need people whose skills lie at a unique intersection.  Not only must they be good presenters and comfortable working with people of all different types and temperaments, but they also have to possess deep technical knowledge and confidence.  Unfortunately for me, of the handful of people out there who do both really well, they pretty much all have good jobs already.</p>
<p>Anyway, I&#8217;ve probably interviewed an average of about three candidates a week for the last six months, some overseas (for international roles in our satellite offices) and some here in North America.  Along the way, I&#8217;ve gotten very good at quickly figuring out whether someone is viable, and I&#8217;ve also been exposed to all manner of silliness and deceptive tactics people use when trying to get their respective feet in the door.  I&#8217;ve also ceased being surprised when people do amazing things like, uh, not being there to answer the phone at the scheduled time.  (Talk about unprofessional!)</p>
<p>Today&#8217;s experience was extra funny, however, so I thought I&#8217;d use it as an excuse to write this exposition about one of my Least Favorite Job Activities.</p>
<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-5.jpg" align="right"/></center></p>
<p>This afternoon I had an interview with a candidate from London.  He had already been vetted and approved in the non-technical dimensions through interviews with some of our employees in the UK.  However, since our London office doesn&#8217;t currently have another person in this role, that means they also don&#8217;t have someone who can do the technical evaluation any justice.  Lately, that&#8217;s been falling to me, which of course means in each case that one of us always gets to enjoy a phone call at an obnoxious hour.    </p>
<p>Anyway, after a few botched attempts with cell phones and long distance provider issues earlier this month, we finally got it set up <em>for real</em> this week, and the applicant is set to call me right after lunch my time.  I learn a few hours beforehand that he had a job snafu that was going to interfere with his schedule a bit, but that he would attempt to make the call from his cell phone.  It turns out that that worked out fine, and, when he introduced himself, he apologized for needing &#8220;to switch phone lines in about 15 minutes when I reach the house.&#8221;  No problem, I thought.</p>
<p>After some brief introductions, I launch immediately into the first, fairly straightforward technical question.  I&#8217;ve given him a simple programming problem description and asked him to talk me through how he would write code to solve the problem.  I get my first warning flag immediately when he starts out by saying, &#8220;Well, you see, you have to understand where I&#8217;m coming from.  I don&#8217;t write computer code every day.  I can work with &#8216;adapters&#8217; and &#8216;interfaces&#8217; when necessary, and I can look stuff up online or learn it from a book as needed.&#8221;  </p>
<p>The minute an interviewee starts making excuses for not being able to write college freshman-level code &#8212; and especially if they go down the obfuscatory path of talking about higher-order abstractions like <em>adapters</em> and <em>interfaces</em> and <em>methodologies</em> &#8212; it&#8217;s incredibly likely that he or she will not pass the interview.  Moreover, I especially don&#8217;t like it when candidates for a <em>sales</em> position cannot directly say, &#8220;I don&#8217;t know the answer to that.&#8221;  I think even non-technical people aren&#8217;t dummies.  It&#8217;s patronizing and risky to be evasive when you&#8217;re asked about something you just don&#8217;t know or you don&#8217;t understand.  Double buzz for this dude, right out of the gate.</p>
<p>About fifteen minutes later, we&#8217;re still muddying our way through this basic problem.  I&#8217;ve given up on him already, so I&#8217;ve switched modes and am generously <em>giving out</em> the steps that lead to the answer so that, well, at least we have something to talk about.  (And maybe he learns something to boot.)  As I&#8217;m waxing philosophic about some part of the problem or other, though, I get the impression that he has arrived at his destination and that he needs to accomplish the phone switch-e-roo that he warned me about earlier.  I shut up for a minute to give him a chance to speak, and sure enough,</p>
<p>&#8220;Err, yeah, I&#8217;ve made it to my in-laws.  I need to drop my daughter off inside, and then I will try to call you back.  I&#8217;m not sure if I&#8217;m going to be able to call you back, but I will try.&#8221;</p>
<p>Only twenty minutes have passed in our scheduled hour, and for some reason I pretend that I&#8217;d enjoy filling out the whole hour, &#8220;Great, we&#8217;ll pick back up with this in just a minute then!&#8221;</p>
<p>&#8220;Um, yeah, I&#8217;m not sure&#8230;  do you have more availability later in the day?&#8221;  (Keep in mind it is already nearly 9pm his time.)</p>
<p>&#8220;No, I&#8217;m afraid not.  I do have the next thirty minutes that we&#8217;d scheduled.&#8221;</p>
<p>&#8220;Well, okay, um, yeah, I&#8217;m not really certain if I&#8217;m going to be able to get to another line.  I might just need to contact the recruiter and let him know.&#8221;</p>
<p><em>Let him know what, pray tell?</em>, I think.  &#8220;Okay, well, I understand.  Do the best you can, and thanks for your time.&#8221;</p>
<p>I guess it&#8217;s a good strategy for you future interviewee-ers out there:  preface your call with the warning that you &#8220;need to switch phones&#8221; halfway through, and then use that as a way to bail on the call if you think you got in over your head!  I thought it was hilarious.  I immediately started writing my summary email to my colleagues in London, and I went ahead and hit Send right away after adding that I was willing to wager 100:1 that he wasn&#8217;t going to be &#8220;finding another line.&#8221;  So much for that interview!</p>
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		<title>Fall Has Arrived</title>
		<link>http://pixel4.net/blog/archives/2008/09/23/fall-has-arrived/</link>
		<comments>http://pixel4.net/blog/archives/2008/09/23/fall-has-arrived/#comments</comments>
		<pubDate>Wed, 24 Sep 2008 02:08:49 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=587</guid>
		<description><![CDATA[After spending some nine days in California, it&#8217;s great to be back home just in time for the transition into peak fall.  Kathy and I took some time this weekend to cruise around our backyard and assess the sights.  It&#8217;s always a little tricky, because the color change happens quite quickly but at [...]]]></description>
			<content:encoded><![CDATA[<p>After spending some nine days in California, it&#8217;s great to be back home just in time for the transition into peak fall.  Kathy and I took some time this weekend to cruise around our backyard and assess the sights.  It&#8217;s always a little tricky, because the color change happens quite quickly but at different times all over.  You&#8217;d even think it would be directly correlated to altitude (higher, cooler areas turn first), but even that doesn&#8217;t quite hold completely predictably.  </p>
<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-2.jpg"/></center></p>
<p>A nice set of bands of thunderstorms also blew through while we were out, creating wildly changing light conditions and more than one or two rainbows!</p>
<p><center><img src="http://pixel4.net/gallery/nedfall/slides/nov2008-8.jpg"/></center></p>
<p>I&#8217;d say we&#8217;re still about a week away from &#8220;average peak&#8221; color across the range.  And our aspens, always late to the party, might have more like two before they max out in yellow.</p>
<p>Not only is fall fantastic around here, but it gets the mind ready for winter!  I&#8217;m especially looking forward to hitting the slopes this year.</p>
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		<title>Book Signings and the BenBux Invitational</title>
		<link>http://pixel4.net/blog/archives/2008/09/22/book-signings-and-the-benbux-invitational/</link>
		<comments>http://pixel4.net/blog/archives/2008/09/22/book-signings-and-the-benbux-invitational/#comments</comments>
		<pubDate>Tue, 23 Sep 2008 01:15:19 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=578</guid>
		<description><![CDATA[I have a poker tournament named after me.  Okay, really the only reason it&#8217;s so named is to entice me to come and supposedly donate my dollars to my opponents.  Nevertheless, said tournament has a real trophy made of poker chips, an old-fashioned cigarette tin, and some St. Basil&#8217;s Cathedral-esque adornments.

The reason I [...]]]></description>
			<content:encoded><![CDATA[<p>I have a poker tournament named after me.  Okay, really the only reason it&#8217;s so named is to entice me to come and supposedly donate my dollars to my opponents.  Nevertheless, said tournament has a <em>real trophy</em> made of poker chips, an old-fashioned cigarette tin, and some St. Basil&#8217;s Cathedral-esque adornments.</p>
<p><center><img src="http://pixel4.net/blog/wp-content/uploads/2008/09/bbitrophy1-288x300.jpg" alt="BBI Trophy" title="BBI Trophy" width="288" height="300" class="align-center" /></center></p>
<p>The reason I can show you this picture, of course, is because I now <em>have</em> the trophy, and the reason I have it, of course, is because I won the latest incarnation of the contest.  Having recently learned that my friend, trophy-creator, and author John Vorhaus was about to leave the country to spend an undetermined but large number of months in Moscow, <em>in winter</em>, I decided that it would be best to assemble the gang one for one last hurrah prior to his departure.</p>
<p>So, it was with optimism and enchantment that I spirited myself off to Los Angeles at the last minute, courtesy the very fine United Airlines, for a less-than-one-day visit to the BBI Tournament Battlegrounds.  As it happened, I arrived on a Friday afternoon just in time to:</p>
<p>a) visit my sister-in-law on campus,<br />
b) enjoy a delicious Armenian sandwich at my old haunt, Zankou,<br />
c) show up as a live guest on a poker radio show being broadcast that afternoon,<br />
d) attend J.V.&#8217;s book signing and goodbye party at Vroman&#8217;s Bookstore, where I also got to listen to him pontificate on all manner of things and try to induce the crowd to come play in the BBI,<br />
e) discover that I, in fact, am personally profiled in another poker book that my friend Tony authored a year ago, and<br />
f) participate in the BBI, of course.</p>
<p>All in all, it was a great trip.  I guess the $670 prize purse for winning the BBI was a nice spiff, but really, the highlight was the cringing, grimaced faces of my friendly opponents.  When I started this entry, I thought, &#8220;Wow, I&#8217;m slow in getting this to press.  I should apologize to my loyal readers,&#8221; but now I&#8217;m feeling grateful:  it&#8217;s been just long enough that reliving the experience, and drooling over my trophy, is like being there all over again.</p>
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		<title>Cashflow analysis in Scheme</title>
		<link>http://pixel4.net/blog/archives/2008/08/29/cashflow-analysis-in-scheme/</link>
		<comments>http://pixel4.net/blog/archives/2008/08/29/cashflow-analysis-in-scheme/#comments</comments>
		<pubDate>Fri, 29 Aug 2008 06:49:08 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=573</guid>
		<description><![CDATA[One of the my favorite aspects of personal finance, mixed in amongst the doldrums of boring, repetitive data entry and upkeep, is future cash flow.  It&#8217;s pretty much the most important thing most regular people want to know, too, right?  How much money will I have [then]?  When will I run out [...]]]></description>
			<content:encoded><![CDATA[<p>One of the my favorite aspects of personal finance, mixed in amongst the doldrums of boring, repetitive data entry and upkeep, is future cash flow.  It&#8217;s pretty much the most important thing most regular people want to know, too, right?  <em>How much money will I have [then]?</em>  <em>When will I run out of money?</em>  And so on.  </p>
<p>Now, I&#8217;m no authority on tools to do this kind of computation.  I&#8217;ve used all of about three:  a spreadsheet, Quicken, and some online Web 2.0 thingamajig.  The problem with all of them is that they&#8217;re not designed flexibly enough to let you represent spending (and earning) events that don&#8217;t have really simple, discrete characteristics.  That&#8217;s a fancy way of saying that about all you can do is plunk down payments and paychecks on a calendar and hope for the best.  This is fine for simple questions where the [date in the future] is not too far away and everything is pretty deterministic.  We all pretty much expect to get our next few paychecks, in other words.</p>
<p>Nay, what interests me, my friends, is being able to do more sophisticated analysis.  Here are some of the types of money events I want to be able to model:</p>
<ul>
<li>Fixed-date transactions like all the basic tools can do.</li>
<li>Recurring transactions with a fixed interval.</li>
<li>Recurring transactions with a fixed interval and a variable amount.  The way the amount varies should also be parameterizable, so you could have a simple constant change, a logarithmic fall-off (credit card payments against a shrinking balance look like this, roughly), or even a stepped exponential growth (paychecks with annual raises look like this).</li>
<li>Recurring transactions with a varied interval and a fixed amount.  One example of this is my bill from the highway ExpressToll transponder network.  They only charge me $50 at a time.  Once my $50 is used up, they bill for another $50.  Since I don&#8217;t drive on the toll roads deterministically, the bill date varies.  It should be possible to select common distribution functions (uniform, normal, and Poisson at least) for the interval.  Another real-life example is purchasing replacement sets of snow tires.</li>
<li>Recurring transactions with a variable amount.  All manner of things from simple bills (electricity comes to mind) to freak events (hail damage - time for a new roof and an insurance deductible!) can be modeled.</li>
<li>Transactions whose probability or temporal distribution is dependent upon other, previous transactions.  If I get in a car accident, I&#8217;ll have to pay that right away.  I might want to adjust the inputs to my annual insurance premium up a bit to account for the inevitable rate increase.</li>
</ul>
<p><img alt="" src="http://pixel4.net/gallery/zamba/slides/080819zamba2.jpg" title="Zamba wonders" class="aligncenter" width="640" height="471" /></p>
<p>Now, some of you might be thinking the same thing as Zamba:  &#8220;Dad, you&#8217;re plum crazy.  How could you possibly model all of these things accurately?  And, even if you could, won&#8217;t it be different in real life?  And, by the way, do you have any treats?&#8221;   </p>
<p>The truth is that this type of generic modeling tool could be useful for analyzing all manner of wealth streams, including the all-important long-term savings scenario.  It&#8217;s just as easy to map various investments, investment classes, contribution scenarios, and disbursement scenarios (including your favorite guesses as to the probabilities that tax laws change, etc.) into this as day-to-day cash flow.  At the end of the day we really just need the ability to Monte Carlo the transactions across time and generate a result that show average case and standard deviation.  It makes it easy to approximate risk-of-ruin.</p>
<p>I&#8217;ve decided to implement this model in Scheme, a dialect of one of my favorite languages, LISP.  Scheme is so awesome for this particular problem.  It makes it very easy to take a building-block approach to constructing up more and more complicated interval calculators, distribution models, and ultimately functions that spit out these cash transactions at the desired times and for the desired amounts.  </p>
<p>Here&#8217;s a simple example:<br />
<code><br />
(define (make-every-on n d)<br />
  (lambda (x) (= (remainder (+ x 1) n) d)))<br />
(define (make-every n) (make-every-on n 0))<br />
</code></p>
<p>Already we&#8217;ve got two functions that can help us build other functions; namely, functions that evaluate <em>true</em> on every <em>n</em>th day and functions that evaluate <em>true</em> on every <em>n</em>th day starting on the <em>d</em>th day.  One more helper function and we&#8217;re ready:<br />
<code><br />
(define (make-interval-fixed-spender amt pred?)<br />
  (lambda (day) (if (pred? day) amt 0)))<br />
</code></p>
<p>Do you pay your $10,000 mortgage payment on the 7th of each month?  Well, here ya go:<br />
<code><br />
(add-spender (make-interval-fixed-spender 10000 (make-every-on 30 7)))<br />
</code></p>
<p>I&#8217;ll post some fancier examples soon.  I know you&#8217;ll be checking back every hour or two until then, so just remember, get up a few times an hour and stretch so as not to hurt your hands.</p>
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		<title>Winter Willing</title>
		<link>http://pixel4.net/blog/archives/2008/08/15/winter-willing/</link>
		<comments>http://pixel4.net/blog/archives/2008/08/15/winter-willing/#comments</comments>
		<pubDate>Sat, 16 Aug 2008 03:50:57 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=567</guid>
		<description><![CDATA[Folks, winter is on the way.  Just two weeks ago, we were all sitting around in our un-air-conditioned house about to melt.  The heat was ever-present, reaching 90 at our abode during midday.  Bringing a newf into worst possible thermal environment at that time was doubly challenging, since she needed to
a) go [...]]]></description>
			<content:encoded><![CDATA[<p>Folks, winter is on the way.  Just two weeks ago, we were all sitting around in our un-air-conditioned house about to melt.  The heat was ever-present, reaching 90 at our abode during midday.  Bringing a newf into worst possible thermal environment at that time was doubly challenging, since she needed to</p>
<p>a) go out and do her business a lot<br />
b) sit in water all the time<br />
c) have a cooler place than the main floor for her crate</p>
<p><center><img src="http://pixel4.net/gallery/zamba/slides/zambaweekone6.jpg"/></center></p>
<p>There were a couple days where I took to hiding in the basement (where it is, bar none, always cool) with the dogs and hoping that there wouldn&#8217;t be an accident.</p>
<p>Today, however, we have swung fully the other direction, and the mountains have demonstrated their orographic prowess.  The temperature today, at 1pm?  42F.  Right now?  37F.  We had at least two hailstorms today, and the rest of the time was a &#8220;wintry mix&#8221; of rain and icy slush.  The slush that accumulated on our front porch at around lunchtime is, for the most part, <em>still there</em>!</p>
<p>Needless to say, Zamba is in heaven.  She can lie on our bed without moving around constantly.  She found the slushy ice after a couple of hints and now insists upon pouncing on it at every visit to the &#8220;potty.&#8221;  (Alas, today there have been quite a lot of potty visitation attempts with somewhat underwhelming production ratios.)</p>
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		<title>13, 14, 38, 45, 0</title>
		<link>http://pixel4.net/blog/archives/2008/08/08/13-14-45-0/</link>
		<comments>http://pixel4.net/blog/archives/2008/08/08/13-14-45-0/#comments</comments>
		<pubDate>Sat, 09 Aug 2008 04:24:36 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=563</guid>
		<description><![CDATA[Sounds like something from Lost, huh?
It&#8217;s been 13 days since we got Zamba.
She&#8217;s now 14 weeks old.
She weighs 45 pounds tonight, up from 38 upon arrival.  (She&#8217;s within an inch of Chaco&#8217;s height at this point.)
Today we arranged a &#8220;play date&#8221; with three other newf puppies, including the runt of Zamba&#8217;s litter (li&#8217;l sis), [...]]]></description>
			<content:encoded><![CDATA[<p>Sounds like something from <em>Lost</em>, huh?</p>
<p>It&#8217;s been 13 days since we got Zamba.</p>
<p>She&#8217;s now 14 weeks old.</p>
<p>She weighs 45 pounds tonight, up from 38 upon arrival.  (She&#8217;s within an inch of Chaco&#8217;s height at this point.)</p>
<p>Today we arranged a &#8220;play date&#8221; with three other newf puppies, including the runt of Zamba&#8217;s litter (li&#8217;l sis), a puppy from a one-dog litter (the others all died at birth due to a complication), and a landseer (black and white spotted Newf variant).  Somewhat interestingly, if not surprisingly, Zamba and her li&#8217;l sis played the most of any of the six possible puppy pairings.</p>
<p>Oh, and the zero?  That&#8217;s my goal for the number of &#8220;accidents&#8221; inside the house.  We&#8217;ve got a ways to go on that one.</p>
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		<title>High Latency</title>
		<link>http://pixel4.net/blog/archives/2008/07/29/high-latency/</link>
		<comments>http://pixel4.net/blog/archives/2008/07/29/high-latency/#comments</comments>
		<pubDate>Wed, 30 Jul 2008 03:19:19 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=561</guid>
		<description><![CDATA[In addition to having an infatuation for water, our new puppy is also blessed with a very special brain.  You see, it has a built in &#8220;lag factor.&#8221;  She needn&#8217;t be under the influence of mind-altering chemicals (I suppose water will do).  There don&#8217;t have to be any distractors in the environment. [...]]]></description>
			<content:encoded><![CDATA[<p>In addition to having an <a href="http://pixel4.net/blog/archives/2008/07/28/the-wet-dog/" >infatuation for water</a>, our new puppy is also blessed with a very special brain.  You see, it has a built in &#8220;lag factor.&#8221;  She needn&#8217;t be under the influence of mind-altering chemicals (I suppose water will do).  There don&#8217;t have to be any distractors in the environment.  </p>
<p><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone1.jpg" title="Baby Zamba" class="aligncenter" width="422" height="640" /></p>
<p>No, Zamba simply needs time to process.  She&#8217;s not dumb, persay &#8212; she&#8217;s learned or partly learned several handy commands in a matter of days.  But, stare right her and give her a confident &#8220;sit&#8221; and you&#8217;ll immediately get a Newfie Tongue Hanging Out(TM), a Newfie Blank Stare(TM), a faintly audible whirring (that&#8217;s the gears in her brain), and then, finally&#8230;  yes.  She&#8217;ll sit.</p>
<p>Okay, I probably got a little hyperbolic with that description.  Really, the lag averages <em>only</em> about five seconds.  It&#8217;s awesome!</p>
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		<title>The Wet Dog</title>
		<link>http://pixel4.net/blog/archives/2008/07/28/the-wet-dog/</link>
		<comments>http://pixel4.net/blog/archives/2008/07/28/the-wet-dog/#comments</comments>
		<pubDate>Tue, 29 Jul 2008 04:01:39 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=558</guid>
		<description><![CDATA[Zamba is a consummate water lover!  She likes it any way she can get it:  drinking, slobbering, falling from the sky, or in her swimming pool.  The first thing she did when she got home and found the water bowl, after taking thirty enormous gulps, was to stick her feet in the [...]]]></description>
			<content:encoded><![CDATA[<p>Zamba is a consummate water lover!  She likes it any way she can get it:  drinking, slobbering, falling from the sky, or in her swimming pool.  The first thing she did when she got home and found the water bowl, after taking thirty enormous gulps, was to stick her feet in the bowl and chill.  Now she&#8217;s to the point where, unless it&#8217;s super cool like this evening, she&#8217;ll just go to the bowl and dig out a half gallon of water onto the floor.  Then she lays in the puddle and falls asleep.</p>
<p>Kathy got her a shallow kiddie pool on day one and filled it with about three inches of water, but a heavy series of rains came and topped it off to the full 5 or 6 inches.  She tried to &#8220;sleep&#8221; in the pool, but it was too slippery for her and she&#8217;s not tall enough to keep her head out of that much water while lying down. </p>
<p>She discovered in under 48 hours that the tops of my stacked-two-high pails of aquarium salt, standing out on the front porch, have indentations that gather small amounts of (dirty) water.  Witness:</p>
<p><center><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone2.jpg" title="Zamba contemplates some Instant Ocean water..." class="alignnone" width="372" height="640" /> </center></p>
<p>It&#8217;s been a pain to try to keep her tummy dry, and the wise Newf Masters on the forums say that it may be a futile struggle in the summertime.  Apparently, 80F is about the warmest weather they can stand&#8230;  and we&#8217;ve had quite the summertime conditions here in the last week, regularly reaching into the high 80&#8217;s.  In this un-air-conditioned house, that makes for some toasty conditions!  Needless to say, even more trips to the river and the lake are most certainly in order.</p>
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		<title>World, meet Zamboni.</title>
		<link>http://pixel4.net/blog/archives/2008/07/26/world-meet-zamboni/</link>
		<comments>http://pixel4.net/blog/archives/2008/07/26/world-meet-zamboni/#comments</comments>
		<pubDate>Sat, 26 Jul 2008 22:23:40 +0000</pubDate>
		<dc:creator>Ben</dc:creator>
		
		<category><![CDATA[General]]></category>

		<guid isPermaLink="false">http://pixel4.net/blog/?p=556</guid>
		<description><![CDATA[That&#8217;s Zamba to you.
Several months ago we began our search for a Newfoundland (a.k.a. &#8220;newfie&#8221; or &#8220;newf&#8221;) puppy.  Several breeders, stillborn litters, and heart murmurs later, we found our Zamba:

She&#8217;s been with us at home for six days now, having spent a nice, long 11 weeks with her litter before making her way up [...]]]></description>
			<content:encoded><![CDATA[<p>That&#8217;s Zamba to you.</p>
<p>Several months ago we began our search for a Newfoundland (a.k.a. &#8220;newfie&#8221; or &#8220;newf&#8221;) puppy.  Several breeders, stillborn litters, and heart murmurs later, we found our Zamba:</p>
<p><center><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone8.jpg" title="Zamba in the pool" class="alignnone" width="640" height="517" /></center></p>
<p>She&#8217;s been with us at home for six days now, having spent a nice, long 11 weeks with her litter before making her way up to Nederland from the Colorado plains.  Needless to say, this must be what having a kid feels like:  short bursts of sleep interrupted by whining and carting puppy up to try to use the bathroom in the frigid night air.  (Okay, it wasn&#8217;t frigid.)  Howling and yowling when the &#8220;baby&#8221; is separated from the family for more than 60 seconds in her crate.  Peeing and pooping on the hardwood floor.  A trip to the vet every other day.</p>
<p>It&#8217;s been fun!</p>
<p><center><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone11.jpg" title="Wet pup" class="alignnone" width="640" height="471" /></center></p>
<p>As you can tell, Zamba is a thirsty dog.  She drinks constantly.  She also prefers to stay wet, because it is &#8220;hot&#8221; here.  While she&#8217;s at it (wet), she might as well roll in the mud, too.  Zamba weighs about 30 pounds and will grow anywhere from 2 to 5 more pounds each week between now and probably November.  She does plenty of eating to go along with that drinking.</p>
<p><center><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone9.jpg" title="Zamba following Mom" class="alignnone" width="640" height="433" /></center></p>
<p>Zamba does a good job of following her Pack around, including Chaco.  (He, on the other hand, is not quite sure what he thinks just yet.  You can pretty much tell there is a mixture of interest and disdain in Aussie brain when he keeps an eye on her around the house.  At the river, he is, however, all business &#8212; solely sticks, roots, and stones for him.)</p>
<p>Today I took Zamba to the Miners&#8217; Day parade in town.  This was a fantastic chance to give her exposure to all manner of people, sights, and sounds.  We saw old people, young people, big people, little people, crying babies, fire engines and sirens, bicycles, skateboards, little yapping dogs, big dogs, puppies, and even a half-eaten chocolate chip cookie someone left on the trail.  It took about two hours to wander down First Street, to the lake, and back, but it was worth it!</p>
<p><center><img alt="" src="http://pixel4.net/gallery/zamba/slides/zambaweekone6.jpg" title="Happy Zamba" class="alignnone" width="441" height="640" /></center></p>
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