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TED Talks -> Luis von Ahn: Massive-scale online collaboration

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Comment by PMDunn on April 11, 2012 at 1:56am

I have found Captchas a pain in the past, but now I have a better appreciation for it's application... too bad we aren't getting paid to decipher those words. However, Amazing, 10% of the world population contributing and learning through this project and business model. I like the concept. Thanks for sharing this! :)

Comment by Helen on April 11, 2012 at 8:56am

that was great. So many new dynamic ways to learn a language and none of them seem to involve the parrot fashion.  

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