If you guys think that's amazing, there is a BUNCH more here: http://www.mini-itx.com/
The right column are custom mini-itx mods.
BTW, I vow to do a clean PlayStation 2 ITX mod with the new Nano-ITX from VIA. It's way smaller than the current ITX boards, and I've seen PS2 ITX's and they look like complete crap. everythings all choppy and messy. This new Nano-ITX should fit just perfectly, it comes with SATA too!