Cool, but that’s not what you asked, and you’re moving the goalposts. I suggest you slow down and think about the pros/cons/tradeoffs instead of automatically going down the decision tree of this argument.
Any authoritarian state will label dissidents as "criminals". If you want to flee Russia or Venezuela today without forfeiting all your property, crypto can come in handy.
This is very much a positive use case if you value individual freedom. Remember that any wall and border has 2 sides.