Current info mixed with speculation is that in the next expansion there will be some updates to textures, lighting, etc, and other minor upgrades. Probably along the same lines as the transition from original WoW to BC (possibly a little more). There is no evidence that it will be as substantial...
I'm guessing that he was saying joe average consumer or desktop workstations, as opposed to enthusiasts.
Although I don't agree with the terminology that they're pushing tri-core. I think it's just a smart way to recoupe defects. Lemonade and all that.
I would be all over this as a 'safe' and remote location to store things like backups of music, pics, etc. But the fact that Google will have their little eyes all over everything I own really turns me off. Undecided.
On a different thought, what's to keep people from using this as a their...