Like shiny things? Bill Owen has a step by step tutorial on getting a mirror paint finish on objects with paint and wax.
It's not the first I've seen, but it might be the nicest. Puget Systems put together a nifty looking mineral-oil submerged computer and do some performance testing. In addition to the requisite YouTube video, there's also a conversation on their forum. The overclockers talk about it as well. [previous submerged mod thread]
Parabolic Heat Transference Case Mod. Full disclaimer: My brother is apparently insane.
The Macintosh case-mod movement has resulted in some interesting specimens. Learn how to do it yourself!
HalfLife 2 Case. I want one.
Case mod, matrimony style; a geek's marriage proposal [with pics]
I am teh mor3 l337 than yuo! Becuase I pl4y teh QuAEK 3 on teh my NES! SUCK IT CAMPARZZZZ! No, really, this outfit's pretty cool. For a little cash, get a fully functional computar, uh, computer that's wrapped up in an Amiga 1000, Atari 2600, or original NES. Available in Linux or Windows flavors. W3rd. More PCs should be functional, practical expressions of artistry like this. Are you listening, Dell Boy? Gateway Cow?
A PC with a sprayed-on case Yes you read that right, this PC has no aluminium case but a spray-foamed one instead. Weird? Gross? Ugly? Certainly all those at once, but it seems rather as an improvement over cookie-cutter lifeless PC clone cases.
And the circle is complete. Turn a fridge into a compter case? Been there, done that. Turn a computer case into a fridge? Ahh, now there you go. [via /usr/bin/girl]