While you claim that there are a whole range of businesses keen on getting cash, this is region-specific. You can go to e.g. Sweden and find that those small bu

While you claim that there are a whole range of businesses keen on getting cash, this is region-specific. You can go to e.g. Sweden and find that those small businesses often refuse to take your cash no matter how much you plead. As soon as it becomes easy for every single person in an economy to take digital payments, even if they are just selling strawberries by the roadside or whatever, then even the people towards the bottom of the economic rung might go cashless.