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Part of this is consumer preferences—paying with a card or a phone is less awkward and clumsy than having a bunch of change slamming around your pocket. But what we gain in convenience, we lose in privacy and freedom
I hear this a lot. Let me ask you, if you had the equivilant to 100 - 1000 USD in most currencies in bills, in your left pocket, and any smart phone in your right pocket, which one weighs more and takes up more space in your pocket?
I don't get it. No coins where I am.