Did anyone know this shortcut?

[ki2594]

command-option-control-8

turns your screen negetive!! pretty sweeet...

[Tallest Skil]

I love it. Great for pranks.

[iShater]

hehehe, ummm, yeah :D

Go to the accessibility system preference and look at the zoom in/out keys as well. That is one of my favorite OSX features.

[KompleX]

System Preferences/Keyboard & Mouse -> Keyboard Shortcuts

[krye]

Yeh, it's under Universal Access. Something to do with the visually impaired.