5. What Do Tom Sawyer and the Founder of Duolingo Have in Common? | No Stupid Questions | Freakonomics Radio Network

Summary by TwinMind · 29m 21s

Summary by TwinMind · 29m 21s

Summary by TwinMind · 29m 21s

5. What Do Tom Sawyer and the Founder of Duolingo Have in Common? | No Stupid Questions

5. What Do Tom Sawyer and the Founder of Duolingo Have in Common? | No Stupid Questions

5. What Do Tom Sawyer and the Founder of Duolingo Have in Common? | No Stupid Questions

Freakonomics Radio Network

Freakonomics Radio Network

Freakonomics Radio Network

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