The administrative loopholes could be quite easily fixed with adapted laws, Asian countries will feel 'safe' somehow. But from the North Korea point of view, it won't change a lot, they will 'exploit' another channel, and there are a many (OTC, etc,) they're sure other countries doing the same but nothing about them btw.
However, we do not need fixes. It is the people who run the world who need these fixes to make it easier for them to control bitcoin and stop it from being a real threat on one of the big banks' biggest business. Money laundering.
This is basically an intergroup conflict and The USA uses North Korea as the scapegoat. The real reason for the conflict is REE, North Korea is the most important country in the world owning it (and maybe mainly the only one) and