Ep10 "Why is it so hard to spot a counterfeit bill?"
Inner Cosmos with David Eagleman
00:00
The Mystery of Forgeries
Counterfeiters need a way to distinguish their own bills from the real ones. Most counterfeiters don't bother to go through the trouble of making an almost perfect one. Almost no one in the general public notices a bad forgery. People will stuff the notes into their wallets and pass them on.
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