Need for speed

I've just invested in new 10.000 rpm scratch disks, 4 GB of 1066 Mhz RAM and a pimped Core 2 Duo and a fresh Mobo to gain some extra speed, but there are a few free tricks to boost performance in Photoshop. Here's some good tips (by T.Morris) if you want to speed up things in Photoshop for free.