Yeah, there's the Lucas stuff with Mortis and then there's the EU's later use of them for the explanation for anything and everything that's unexplained. Why is Owen Lars no longer Kenobi's brother? The Celestials did it! Awesome.Things like this make me shake my head at those trendy scholars who say that the Roman Empire never fell and that there was no such thing as the Dark Ages, just a "change." Psh.