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How I Built This with Guy Raz
How I Built This with Guy Raz

reCAPTCHA and Duolingo: Luis von Ahn

May 25, 2020 · 01:04:23
✨ AI Summary
  • Luis von Ahn created CAPTCHA to solve Yahoo's bot problem.
  • The idea evolved into a way to monetize language learning.
  • Duolingo uses CAPTCHA's evolution for language education.

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