Originally posted by Grug 
?
Which things?
Should just be able to resize the image as a whole, and then save as a non-layered format... 
Coordinate-dependent stuff. There are a few things you just can't save for sure. When I draw somthing with a pencil, I can use that saved protocol.
Originally posted by Grug 
Plus you just about need a seperate HDD for the scratch disk... 
Yeah, got a fast S-ATA disk for this. My old Raid-0 was faster, but... well it's dead now. 

No Raid-0 for me again. 

Originally posted by Turnsky 
the more ram you have, the more PS will use, it's a fact 
With 4GB ram, you could just put the page file on a ram disk.
PS would run a lot fast with this.
BTW does CS 2.0 support 64-Bit CPUs already?