Well, they're probably more fun to write. But not as actually useful as the serious ones. Hell, that sounds like a slogan for this whole endeavor: "Less useful, but more fun."

Glad I'm not the only one who noticed that Frodo fell down an estimated 7 million times in the third movie alone. It got - well, wearing, after a while. Plus I couldn't help but wonder why he wasn't totally covered in bruises in the scene where his shirt was off.