There's nothing wrong with that; de gustibus non disputandum, as the old Roman said when she kissed the cow. I just don't understand people who go around calling him a great writer. He wasn't. At his best he was Fred Saberhagen, somebody who could take an interesting idea and not bore the crap out of you with it. At his worst he was the man he lampooned in a couple of his novels, Kilgore Trout.