Dear Sheldon, Wil Wheaton doesn't stink. He probably smells quite nice. That's just a theory though. I've never smelled him personally.
Wil Wheaton also doesn't stink in a figurative sense. In fact he's quite awesome. And this I can state as fact. Here's proof:
Though to be fair, Sheldon Cooper doesn't really stink either. I mean, come on, he's freakin Sheldon Cooper.