In fact, that very possibility might explain why something like 60 percent of the adult population has never once, in our entire boring little lives, dared to have anal sex, let alone place our tongue, however gingerly, on or about the butt hole of another person. I get that. And for straight men, the numbers are even smaller. But for the brave bung-diving brotherhood and sisterhood , this crapshoot, as it were, is simply not an obstacle. In private, it may be a different story.