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How I Built This with Guy Raz

reCAPTCHA and Duolingo: Luis von Ahn

1:06:02 | May 25th

2 recommendations
In 2000, Luis von Ahn was starting his PhD in computer science when he attended a talk and happened to learn about one of Yahoo's biggest problems: automated bots were signing up for millions of free ...Show More

Recommendations

ian recommended:May 30th

I thought this episode was:

💬 A great conversation
💪 Inspirational

danny recommended:May 26th

This guy invented CAPTCHA + Duolingo! Definitely came away thinking he's a special entrepreneur + came away rooting for him.

I thought this episode was:

😊 Delightful
💛 Honest
💡 Educational