If North Korea took down US infrastructure we would consider it an act of war. The dange of exposing your devices to the open internet should be well understood by this so-called "hacker".

For him to unilaterally decide to commit an act of war against a foreign nation means he should also be held accountable for it in international criminal court.

Were this any other two nations you might have a different tone. But these are the facts of the matter. He played with fire and if he winds up dead because of it he only has himself to blame. The only people I am concerned about is anyone else now facing danger because of his idiotic actions.