Owen Gleiberman Chief Film Critic It used to be that if a horror movie wasn’t very good, it was probably too simplistic in its fear mechanics: stalker on the loose, ghost in the attic, don’t go in the basement. Today, though, it’s often the case that megaplex horror schlock isn’t too simple — it’s too busy, too fraught with convolutions. Instead of jump scares, we get world-building hoops to jump through.