• @DSAlKota@lemmy.world
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    142 years ago

    I have to use a “scrambler pad” like this at work for entering credit card numbers. Very frustrating to use

    • @topinambour_rex@lemmy.world
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      42 years ago

      They wanted to apply this to atms, but they realized most of the people are remembering the path more than the numbers themselves. At end it was abandoned.