a suicide booth that makes you pass a math test first
depends on the person, it's gotta be something that you can't do automatically
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how would you calibrate to find that
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idk, not an actual business pitch. but a first stab to solving it would be to check the person's background - what high school / college classes have they taken. though autodidacts would be at an advantage here, and users have incentive to underreport their ability
End of conversation
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