The law says that banks need to do AML/KYC, a blockchain is not a bank, it's decentralized. Besides, being able to break a law can be good, when such laws have little to do with crime prevention, and more about feeding an industrial complex that earns from those frictions. And buying a car is not illegal as far as I know.
The main proponent that dictates the regulations, the FATF, is a shady, unregulated body that is used for political and economical repression.
I think it would be wholly better, in democracies, if we changed laws we didn’t like than tried to create technology to evade them.