I think it's pretentious and asinine to think otherwise.
Heard an amateurish cover of Steve Winwood's "Valerie" on the radio. Said version of the song sounded like a piss poor karaoke rendition done by a geek that would be featured in some mindless teen comedy.
Oh, dear... Ra Ra Riot covered it? That just sounds awful without having ever heard it.
So I added to my list again. You can pretty much check the last eight entries if you never looked back.
I've come to really love Robert Glasper's cover of Smells Like Teen Spirit
this version of Amazing Horse