The intervention of the government will be inevitable if we can't control the flow of bitcoin transaction and its anonimity thus making hackers and especially taking advantage of it bypassing the screening ot scanning of money involved
That's why it was invented in the first place: to be able to pay those things society doesn't want you to pay, and to hide the payment of those things you don't want people to know you paid it. Essentially, that's everything which covers dark markets, weapons, murder, terrorism, bribing, ransom, subversion, forbidden political action, hidden cartel formation, ....
It is exactly this kind of freedom of action for which crypto is invented, and one shouldn't be surprised that it finds its domain of application. It is one of the reasons why I was enthusiastic about crypto, because it gives back this freedom to people, against society.