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Re:VISA offers restaurants $10,000 to stop accepting cash by fosk on Saturday July 15, 2017 @02:43AM (#14775332)
Who knows, maybe cryptocurrency will be the answer for this, by accepting Bitcoins/Litecoins at the cashier.
Re:VISA offers restaurants $10,000 to stop accepting cash by mrep on Saturday July 15, 2017 @02:46AM (#14775341)
At 5 dollar transaction fees [1], credit cards are much cheaper for most cases (they also give rewards for purchases).

[1]: https://www.reddit.com/r/btc/comments/6gek0z/average_bitcoin...

Re:VISA offers restaurants $10,000 to stop accepting cash by kobeya on Saturday July 15, 2017 @02:50AM (#14775355)
That's what off chain payments is for.