"What? You know this." He sat up some, spreading his hands. "Fraggles do their best underground. Uncle Scrooge has even used that to his advantage. If you stuck around as a Fraggle, you could," and he started counting on his fingers, "get to more unstable places because you're lighter, see better in dim light, climb rough terrain easier, and heck some Fraggles have better noses than the rest of us, you might even be able to do that... thing Uncle Scrooge can do when his kinds of treasures are close."