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<channel>
	<title>Sidney San Martín</title>
	<atom:link href="http://sidnicious.com/feed/" rel="self" type="application/rss+xml" />
	<link>http://sidnicious.com</link>
	<description></description>
	<lastBuildDate>Mon, 20 Feb 2012 04:51:38 +0000</lastBuildDate>
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		<title>Subject: Signing gnupg keys</title>
		<link>http://sidnicious.com/2012/subject-signing-gnupg-keys/</link>
		<comments>http://sidnicious.com/2012/subject-signing-gnupg-keys/#comments</comments>
		<pubDate>Mon, 20 Feb 2012 04:51:38 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[gpg]]></category>
		<category><![CDATA[security]]></category>
		<category><![CDATA[social engineering]]></category>
		<category><![CDATA[spain]]></category>
		<category><![CDATA[trust]]></category>

		<guid isPermaLink="false">http://sidnicious.com/?p=214</guid>
		<description><![CDATA[Got this email out of the blue and I have no idea what to make of it. I asked in the #gnupg IRC channel on Freenode and got little insight. Not being at all familiar with Spain’s ID card system doesn’t help. Hi&#8230; I&#8217;m looking for people who sign my gnupg key. It&#8217;s a hard [...]]]></description>
			<content:encoded><![CDATA[<p>Got this email out of the blue and I have no idea what to make of it. I asked in the <code>#gnupg</code> IRC channel on Freenode and got little insight. Not being at all familiar with Spain’s ID card system doesn’t help.</p>

<blockquote>
  <p>Hi&#8230;</p>
  
  <p>I&#8217;m looking for people who sign my gnupg key. It&#8217;s a hard job, but i found a method to make Virtual Keysigning Party. Here at Spain we have an <a href="http://www.dnielectronico.es/">ID Card</a> with a <a href="http://www.cert.fnmt.es/content/pages_std/certificados/FNMTClase2CA.cer">x509 certificate inside</a>, this certificate is provided by my goverment with the control of the police, so this certificate is full legal and it&#8217;s like handmade signature.</p>
  
  <p>I would ask you if you may sign my public key with this legal proof. If you agree i send you a PDF file with my asc pubkey inside signed with my legal ID Card.</p>
  
  <p>Do you agree to sign my pubkey with this method?</p>
  
  <p>Feel free to delete this mail or answer no.</p>
  
  <p>Thank you.</p>
</blockquote>

<p>I’m very curious whether this guy’s intentions are pure and, if not, what he’s trying to do.</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Bookshelf perspective</title>
		<link>http://sidnicious.com/2011/bookshelf-perspective/</link>
		<comments>http://sidnicious.com/2011/bookshelf-perspective/#comments</comments>
		<pubDate>Mon, 28 Nov 2011 01:03:40 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[home]]></category>
		<category><![CDATA[photo manipulation]]></category>
		<category><![CDATA[photography]]></category>
		<category><![CDATA[playing around]]></category>

		<guid isPermaLink="false">http://sidnicious.com/?p=147</guid>
		<description><![CDATA[I just finished putting all the books I want on my bookshelf back on my bookshelf, and I decided that I should take a picture of it. It’ll be cool to look at it in a few years and see which new books have showed up, and which old ones I’ve finally gotten rid of. [...]]]></description>
			<content:encoded><![CDATA[<div class="wide" style="height: 2179px"><div><img src="/wp-content/uploads/2011/11/Bookshelf.jpg" alt="" title="DSC_1199" width="800" height="2179" /></div></div>

<p>I just finished putting all the books I want on my bookshelf back on my bookshelf, and I decided that I should take a picture of it. It’ll be cool to look at it in a few years and see which new books have showed up, and which old ones I’ve finally gotten rid of.</p>

<p>But, there’s a problem: you never look at a bookshelf from only one spot! You step back and stand on the tips of your toes to look at the high shelves, and you bend down to look at the low ones. It’s nicest to look at each book straight on.</p>

<p>So, how do you take one picture of a bookshelf? You could <a href="http://en.wikipedia.org/wiki/Perspective_distortion_&#40;photography&#41;">get very far away from it</a>. But, my room isn’t nearly big enough — if you take a picture from the opposite wall, you’re still clearly looking <em>up</em> at the top shelf, and <em>down</em> at the bottom shelf.</p>

<p>A <a href="http://en.wikipedia.org/wiki/Image_scanner">scanner</a> has many image sensors across its width, and by moving (scanning!) the paper, or the sensors, down its length. As a result, <a href="http://commons.wikimedia.org/wiki/File:Scanner.rhino.750pix.jpg">a picture taken by a scanner has no perspective</a>. It sees everything straight-on! But, I don’t have a giant flatbed scanner.</p>

<p>You could get the same effect by taking many pictures with one scanner and stitching them together — that would take a lot of work, and I wanted something a little bit quicker. So, instead, I took a few pictures of my bookshelf with a regular camera. I got as far away from it as I could, set my camera up on a tiny tripod, pointed straight at the bottom shelf, and took a picture. Then I switched to a bigger tripod, raised it up, and took a picture from slightly higher. I did this a few more times, raising the camera up all the way to the ceiling. Then I stitched them all together in my computer.</p>

<p>The result is pretty cool — a picture with normal perspective in the horizontal direction (you can see the inner sides of the left and right walls of the bookshelf) but with very little in the vertical direction (and the perspective is strange — you’re clearly looking <em>up</em> at some the books on the left side of the bottom shelf, but you can see the tops of the books on the top shelf!).</p>
]]></content:encoded>
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		</item>
		<item>
		<title>Bugs everywhere</title>
		<link>http://sidnicious.com/2011/bugs-everywhere/</link>
		<comments>http://sidnicious.com/2011/bugs-everywhere/#comments</comments>
		<pubDate>Wed, 29 Jun 2011 05:05:25 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Technology has a long way to go]]></category>
		<category><![CDATA[bugs]]></category>
		<category><![CDATA[crash]]></category>
		<category><![CDATA[embedded]]></category>
		<category><![CDATA[iron]]></category>
		<category><![CDATA[software]]></category>
		<category><![CDATA[technology]]></category>

		<guid isPermaLink="false">http://sidnicious.com/blarg/?p=101</guid>
		<description><![CDATA[]]></description>
			<content:encoded><![CDATA[<div class="wide" style="height: 450px"><div><iframe src="http://player.vimeo.com/video/25697781?title=0&amp;byline=0&amp;portrait=0" width="800" height="450" frameborder="0"></iframe></div></div>
]]></content:encoded>
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		</item>
		<item>
		<title>The little bug in the laundry</title>
		<link>http://sidnicious.com/2011/the-little-bug-in-the-laundry/</link>
		<comments>http://sidnicious.com/2011/the-little-bug-in-the-laundry/#comments</comments>
		<pubDate>Tue, 03 May 2011 17:52:59 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Balls Deep]]></category>

		<guid isPermaLink="false">http://sidnicious.com/blarg/?p=81</guid>
		<description><![CDATA[I went to do laundry today, and I saw a tiny, reddish-brown speck sitting, right on top, on a shirt. And it moved. I took the shirt upstairs, grabbed my camera, and started taking pictures. Well, it was lively, and it was determined to get down, underneath that shirt. And eventually, I let it, and [...]]]></description>
			<content:encoded><![CDATA[<p>I went to do laundry today, and I saw a tiny, reddish-brown speck sitting, right on top, on a shirt. And it moved.</p>

<div class="wide" style="height: 343px"><div><img src="/wp-content/uploads/2011/05/DSC_2072.jpg" alt="" title="DSC_1199" width="800" height="343" /></div></div>

<p>I took the shirt upstairs, grabbed my camera, and started taking pictures. Well, it was lively, and it was determined to get down, underneath that shirt. And eventually, I let it, and it crawled around on the glass of the table, and I could watch it from underneath.</p>

<div class="wide" style="height: 343px"><div><img src="/wp-content/uploads/2011/05/DSC_2082.jpg" alt="" title="DSC_1199" width="800" height="343" /></div></div>

<p>I took the shirt away, and took more pictures as it edged closer to the edge of the table. I shouldn&rsquo;t have been surprised when it dove off, down into the thick carpeting. And I shouldn&rsquo;t have been surprised when it burrowed in.</p>

<p>And I must have looked ridiculous with the vacuum cleaner hose in my hand, with the shirt stretched over the nozzle, sweeping the carpet, trying to catch that little guy. I must have sounded crazy, muttering to it that if only it would let me catch it, I&rsquo;d take it outside, let it go, and never bother it again. But after a few minutes, I had to let it go, and go put my clothes in the laundry.</p>

<p>And I started thinking about how we&rsquo;re a race of beings who have a deep desire to impose order on the world, who gain deep satisfaction from looking around at our homes built to our specifications, and seeing everything where we mean it to be. And it sucks, because the world isn&rsquo;t like that. There are other creatures living in our houses, and when we see them we try to kill them, or move them, or keep them out. But there&rsquo;s a limit to what we can do — there are still creatures too small to see, living in our houses, living in our clothes, in our hair, on our skin, and even inside us. And we get so uncomfortable when we see something new, which was always there but we were better off not seeing, because there&rsquo;s nothing we can do. And that&rsquo;s OK, becuase it makes the world so damn interesting.</p>

<div class="wide" style="height: 343px"><div><img src="/wp-content/uploads/2011/05/DSC_2084.jpg" alt="" title="DSC_1199" width="800" height="343" /></div></div>
]]></content:encoded>
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		</item>
		<item>
		<title>Trying to touch pause oh damn it we&#8217;re back at the beginning</title>
		<link>http://sidnicious.com/2011/damn-pressed-the-wrong-button/</link>
		<comments>http://sidnicious.com/2011/damn-pressed-the-wrong-button/#comments</comments>
		<pubDate>Sun, 13 Mar 2011 15:34:57 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[apple]]></category>
		<category><![CDATA[iphone]]></category>
		<category><![CDATA[ux]]></category>
		<category><![CDATA[wrong button]]></category>

		<guid isPermaLink="false">http://sidnicious.com/blarg/?p=64</guid>
		<description><![CDATA[]]></description>
			<content:encoded><![CDATA[<div class="wide" style="height: 530px"><div><img src="/wp-content/uploads/2011/03/DSC_1199.jpg" alt="" title="DSC_1199" width="800" height="530" /></div></div>
]]></content:encoded>
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		</item>
		<item>
		<title>Free app updates in iTunes</title>
		<link>http://sidnicious.com/2010/free-ios-app-updates/</link>
		<comments>http://sidnicious.com/2010/free-ios-app-updates/#comments</comments>
		<pubDate>Mon, 20 Dec 2010 02:10:08 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[apple]]></category>
		<category><![CDATA[apps]]></category>
		<category><![CDATA[ios]]></category>
		<category><![CDATA[iphone]]></category>
		<category><![CDATA[itunes]]></category>
		<category><![CDATA[observations]]></category>
		<category><![CDATA[strange]]></category>
		<category><![CDATA[ui]]></category>
		<category><![CDATA[updates]]></category>
		<category><![CDATA[ux]]></category>

		<guid isPermaLink="false">http://sidnicious.com/blarg/?p=41</guid>
		<description><![CDATA[The word &#8220;free&#8221; appears five times on the iTunes Store&#8217;s App Updates screen, plus once per app.]]></description>
			<content:encoded><![CDATA[<p>The word &#8220;free&#8221; appears five times on the iTunes Store&#8217;s App Updates screen, plus once per app.</p>

<div class="wide" style="height: 336px"><div><img alt="" width="880" height="336" src="/wp-content/uploads/2010/12/its_free.png"></div></div>
]]></content:encoded>
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		</item>
		<item>
		<title>Things that people place importance on</title>
		<link>http://sidnicious.com/2010/things-that-people-place-importance-on/</link>
		<comments>http://sidnicious.com/2010/things-that-people-place-importance-on/#comments</comments>
		<pubDate>Thu, 19 Aug 2010 05:20:50 +0000</pubDate>
		<dc:creator>Sidney</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[android]]></category>
		<category><![CDATA[design]]></category>
		<category><![CDATA[iphone]]></category>
		<category><![CDATA[quality]]></category>
		<category><![CDATA[rants]]></category>
		<category><![CDATA[software]]></category>

		<guid isPermaLink="false">http://sidnicious.com/blarg/?p=11</guid>
		<description><![CDATA[In episode three of Dan Benjamin and John Gruber&#8217;s podcast, The Talk Show, Dan Benjamin discussed some iPhone users&#8217; first impressions of Android (emphasis mine): I had a fun conversation with Dave Nanian, the SuperDuper guy … he was saying that he&#8217;s gotten together, I guess, there&#8217;s a whole bunch of these cool Mac users [...]]]></description>
			<content:encoded><![CDATA[<p>In episode three of Dan Benjamin and John Gruber&#8217;s podcast, <a href="http://5by5.tv/talkshow">The Talk Show</a>, Dan Benjamin discussed some iPhone users&#8217; first impressions of Android (emphasis mine):</p>

<blockquote>
  <p>I had a fun conversation with Dave Nanian, the SuperDuper guy … he was saying that he&#8217;s gotten together, I guess, there&#8217;s a whole bunch of these cool Mac users up in Boston where they are, and he got together with them and said, you know, they were all trading around their phones, and Dave has like one of every phone that comes out, cause he&#8217;s, I guess he&#8217;s [Gruber: He's a real junkie.] yeah, he&#8217;s wealthy too, he just buys phones. [Gruber: It's kind of awesome.] Yeah, and he basically goes out there and buys whatever the phone is, and so he brought he cache of phones with him, and I guess he was saying that <strong>the people at the table, who were, for the most part, iPhone, Mac people</strong>, the way they would evaluate the phone, <strong>they pick it up and they page through the different pages of the screen, and if it wasn&#8217;t fast enough, then the phone sucks.</strong> Like, <strong>that&#8217;s how they evaluate the phone: “I move my finger and it didn&#8217;t keep up with my finger, so I can&#8217;t use this phone, this is horrible.”</strong> And that&#8217;s like saying, “Oh, this amazing plasma TV is unusable because, you know, it doesn&#8217;t change channels fast enough for me”, or something. And there&#8217;s all kinds of things that people place importance on.</p>
</blockquote>
]]></content:encoded>
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