As long as the Revolution comes close to meeting the power demonstrated by its competitors, than it will be fine. It is a very sleek, appealing machine. So far, it has no glaring flaws. Hopefully the revolutionary aspect will narrow the image gap rather than widening it. That is the key in my opinion.
I can't wait to download old games. If it is affordable, I'll be downloading; Mario Brothers, Mario Brothers 3, Super Mario World, Yoshi's Island, Mario 64,
ALTTP,
OoT,
MM, Super Metroid, Donkey Kong Country 1 and 2, among others. I'd like to try some old games I've missed as well, like Link's Awakening, Kirby, or Earth Bound. It would be great if gameboy and third party games were included in this deal, but I somehow doubt it.
Online play, easy development, affordibility, innovation. The only question is will it stand up visually, and will the games be there to back it up? It is crucial for Nintendo to release more and better games, as well as getting the third parties to back it up.