Remember how for years people thought Watchmen would be unfilmable, and then someone went and filmed it anyway? Yeah, good times, good time. In this week’s AMC column, I talk about other science fiction titles that have been considered “unfilmable” — and whether anyone’s planning to try to film them. And then I ask you — yes YOU!!! — to name some more unfilmable works. Over there, of course, not here.