Maybe this link will be interesting to you: http://lifehacker.com/5033518/debunking-common-windows-performance-tweaking-myths
It has some nice facts about windows performance tweaking.
I do create an nLite version from time to time, but that's also because I integrate my RAID drivers which is very useful.
"Also when the Prince of Persia movie they're making turns out good then I will upload pictures of me punching myself in my tiny unsatisfying penis" - Yahtzee
Athlon 64 X2 4600+
2GB DDR400 CAS2
GeForce 7900GT 256MB
4 x 250GB SATAII in RAID5