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A comment on Ask HN: What's the best technical talk you've heard?.

Re:Ask HN: What's the best technical talk you've heard? by onenine on Monday April 08, 2013 @12:08PM (#5512552)
Human Computation: http://www.youtube.com/watch?v=qlzM3zcd-lk

Captcha creator on how we can trick humans into doing useful work via "games with a purpose".

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