Banknotes go electric to outwit counterfeiters (Jon Evans/New Scientist)

Jon Evans / New Scientist:
Banknotes go electric to outwit counterfeiters  —  GOOD old-fashioned cash is to go down the electronic route, now that it is possible to stamp simple electronic circuits directly onto banknotes.  —  Modern banknotes contain up to 50 anti-counterfeiting features, but adding electronic circuits programmed …


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