What the hell is wrong with Hopper in Stranger Things season 2?

In horror movies, it’s often necessary for institutions to fail. To make the audience scared, the characters have to be scared, which means they can’t just casually whistle up the authorities to take care of the roving maniac, the giant monster, or whatever else is on the loose. In both seasons of Netflix’s Stranger Things, it’s important that the government is a vaguely inimical, vaguely incompetent organization that permits cruel experiments with bad results, then lets