Modifying your computer's case by removing the bland beige paint and painting it black with flames (or whatever you want!) adding extra fans and windows, cleaning up your inside wiring with plastic tubing, and then watercooling your CPU or videocard. Started out with Lan gaming fans who wanting to trick out thier rigs but its now spreading to the mainstream.
Did you see that case mod?
af peeee - whole 10. april 2003
NZXT Guardian w/led case feet & power supply