BTC accounts don't have to be tied to an identity; the assumption is that you can buy BTC with stolen cash and nobody can tell it was you who bought it. When y

BTC accounts don't have to be tied to an identity; the assumption is that you can buy BTC with stolen cash and nobody can tell it was you who bought it. When you cash out, that goes away, because you're confirming that you have the money by sending it to a bank account with your name on it.