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The Almighty Buck

Submission + - Quantum Money: the currency needed to buy kitty litter for Schrodinger's cat?->

the_newsbeagle writes: No. That's not what quantum money is about. It's actually a proposal to create cash that can't be counterfeited by embedding quantum particles in banknotes. That would do the trick because a counterfeiter trying to copy a real bill would have to precisely measure all the attributes of the embedded quantum particles — which is impossible under the tricky laws of quantum mechanics.
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Quantum Money: the currency needed to buy kitty litter for Schrodinger's cat?

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I have yet to see any problem, however complicated, which, when you looked at it in the right way, did not become still more complicated. -- Poul Anderson

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