Their source was pretty in-depth about the game too- saying that it's been in development for two years and that it's a bigger leap over Fallout 3 than it was over Oblivion. The most tantalizing statement came direct from Executive Producer Todd Howard when he said,
"I can say it is on the existing platforms, which we're really happy with. You almost feel like you have a new console when you see the game."E3 maybe?