In a move that should make the late Mario Puzo roll over in his grave, Jonathan Karp, Random House Trade Group’s vice president-senior editor, reports that he is searching for an author to pen a new “Godfather” book. Karp sacrilegiously quipped, “These characters just keep pulling you back in,” although I must allow that the appropriated quote comes from The Godfather: Part III, the worst of the three movie adaptations by far. Still, I can’t see any way that this won’t be a horribly bad idea…