http://blog.mikezhang.com/2008/03/17/worst-captcha thoughts of michael xiaoquan zhang professor at hkust Wed, 08 Feb 2012 12:39:27 +0000 hourly 1 http://wordpress.org/?v=3.1.2 http://blog.mikezhang.com/2008/03/17/worst-captcha#comment-211195 Angry Birds Mon, 29 Aug 2011 16:32:43 +0000 http://blog.mikezhang.com/2008/03/17/worst-captcha/#comment-211195 Thank you for posting this. Gave me something to think about :)! Thank you for posting this. Gave me something to think about !

]]> http://blog.mikezhang.com/2008/03/17/worst-captcha#comment-164276 Herb Stavish Thu, 15 Apr 2010 18:48:46 +0000 http://blog.mikezhang.com/2008/03/17/worst-captcha/#comment-164276 Hey, i came across your url on digg and i think it's cool! Hey, i came across your url on digg and i think it’s cool!

]]> http://blog.mikezhang.com/2008/03/17/worst-captcha#comment-150452 Freeman1975 Wed, 27 May 2009 09:50:32 +0000 http://blog.mikezhang.com/2008/03/17/worst-captcha/#comment-150452 Shit, never try to do calculations early in the morning and/or just after waking up. The answer is 0 :-( Shit, never try to do calculations early in the morning and/or just after waking up.
The answer is 0

]]> http://blog.mikezhang.com/2008/03/17/worst-captcha#comment-150450 Freeman1975 Wed, 27 May 2009 09:15:43 +0000 http://blog.mikezhang.com/2008/03/17/worst-captcha/#comment-150450 The answer is 28, lol The answer is 28, lol

]]> http://blog.mikezhang.com/2008/03/17/worst-captcha#comment-91957 Technology hacker Sat, 03 May 2008 03:19:04 +0000 http://blog.mikezhang.com/2008/03/17/worst-captcha/#comment-91957 gr88 list gr88 list

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