There a lot of things about the Sony Pictures hack attack and the resulting cancellation of the Seth Rogen-James Franco movie “The Interview” that don’t make sense. It isn’t just that the entire episode feels fictional; it feels like a stretch as a fictional episode. Some upstart satirical novelist fresh out of the Iowa Writers Workshop writes a book in which the dictator of North Korea, the nation where every day is Throwback Thursday, forces a multinational media corporation to kill a Hollywood comedy built around a couple of snarky, self-referential stars.