[throwaway2048]

The other side of the coin is, teaching North Korean leadership (an infamously brutal regime) about how to evade international sanctions via cryptocoin technology.

How many millions of people have they "come down on in a way that did not serve justice". Aiding such a brutally repressive regime should absolutely be a crime.

And yes, the world is not perfect, and many nations get away with similar sorts of crimes (although almost universally on a smaller scale), that doesn't make him some sort of good guy.