Some governments have banned it, many haven't. It's likely that Bitcoin (and cryptocurrencies in general) aren't, and never were, the existential threat to governments as a whole that anarcho-capitalists wanted it it to be.
States and law enforcement are more likely to be concerned with what Bitcoin is used for, than the mere fact that it is used.
States and law enforcement are more likely to be concerned with what Bitcoin is used for, than the mere fact that it is used.