Banned Google Interview Question Has Completely Surprising Answer

Can you solve the challenging underlying mathematical puzzle? Special thanks this month to: Kyle, Lee Redden, Mike Robertson, Daniel Lewis. Thanks to all supporters on Patreon and YouTube!
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0:00 problem
1:49 mistake
4:07 estimate
6:23 intuition
8:01 proof

Business Insider
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Math Overflow
https://mathoverflow.net/questions/17...

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