If it had been any other country in the world, you might have seen an actual response. North Korea is not to be taken seriously until they have proven otherwise, and with an impoverished, famished population that is locked further in the past than Russia, I doubt we will see much in the way of meaningful action from them.
Maybe we can just do project sundial now and call it good (thanka Kurtzgesagt for letting us know it exists right before election day lmao)