I don't see what's funny about that. If you have some measures that are feasible and at least somewhat helpful (wiping the keypad, encouraging people to use con

I don't see what's funny about that. If you have some measures that are feasible and at least somewhat helpful (wiping the keypad, encouraging people to use contactless payment instead of cash) and some measures that are infeasible (sanitizing cash), obviously you do the feasible stuff and not the infeasible stuff.