Altcoin mining: Gigabyte Radeon HD7990 dual GPU, about 3 months old, ~1.2MH/s - $1200 Corsair 850W quiet PSU, 3 months old - $200 Power meter and box fan (free if you buy the Radeon) (I also have a mobo ASUS P7P55D with a Core i7-850 and 12GB RAM that has been running the rig, but won't be available until early April)
Office equipment: Crosscut shredder Large corner desk with mobile drawers/filing drawer
Other: Assorted network, USB, SATA & other cables *Sony Google TV box - $50 *Small form factor PC/server, fanless CPU (EPIA-EK mobo) *Box of computer parts: anything that's left over (and there's plenty!) *Box of electronics parts: wall warts, circuit boards, motors, etc, etc.
* rich.ms has first dibs, coming later in the week :)