Adrian's Rojak Pot has just posted the Windows Desktop Heap Tweak Guide!
Quote - "Ever had problems opening or running applications even when your system has a LOT of free memory? Isn't it puzzling to get "Out Of Memory" errors when you evidently have a lot of free memory?? What you are actually facing is a lack of desktop heap! Today, we will show you just how to fix this annoying problem once and for all!