On the topic of Speccs, which it now sounds like a few members will have to upgrade there PC's to play this..
Will DoF cache maps and certain parts of gameplay to Memory. Allot of the RTS's now cache maps to your physical memory to decrease load times when panning around the world or local map, even some MMORPG's do this...
AMD Phenom 2 940 Black Edition
Geforce 9800 GTX+ OC
8 gigs DDR2 1066
It seems more and more these days games are becoming reliant of CPU horsepower and not overall system. Everquest 2 for instants is a CPU hog people on older system take for ever to load maps and zones.
Also when beta starts are you guy gonna send a Beta questionnaire out so people can tell you what they have, or will beta client program determine your outside minimum speccs after a huge download..