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Luis von Ahn

invented reCAPTCHA, then founded Duolingo

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Luis von Ahn: invented reCAPTCHA, then founded Duolingo on the same trick

Sam and Shaan marvel that Luis von Ahn invented CAPTCHA/reCAPTCHA — monetizing human verification as free labor — and then built Duolingo on the same idea, where learners translate paid third-party content while studying. 'This guy's a genius.'

“He did both. And that guy started Duolingo.”
EP 162 · 27:43 · BOTH
Read at 27:43
mfmindex.com№ 0162-1663