Modnest mouse cursor table It seems, unfortunately, you can't buy this anymore, but it's a really neat looking table designed to resemble a, surprise, mouse cursor. Might be a good candidate for a DIY project.
8-bit hanger This small hanger mounts to the wall, holds things, and reminds us of all the pixelated programs and games of the old 8-bit days.
Jean Shin's Keyboard Carpet A working keyboard as a carpet. Doesn't sound too comfy under your feet!
555 Footstool This amazing footstool was painstakingly created to resemble a 555 timer chip for the geekiest of furniture. MORE COMPUTER INSPIRED HOME DECOR ON APARTMENT THERAPY: • Keyboard Command and RSS Themed Lampshades from Meninos • iTables Are iPod Shaped Coffee Tables • Geek Doormat: Slide to Unlock Your iDoor • Meninos Adobe CS3 Designer Set Coasters • Look! iPhone Coasters • Craftsquatch Geek Pillows Unite 'Em All • Simone Micheli's Shift Chair • Final Frame: Numeric Keypad Chairs • Final Frame: Wolfgang Keyboard Bench • Look: Texte-ile Chair Made From Discarded Laptop Keyboards! • Command Sit: Stackable Keyboard Outdoor Seating (Images as linked above)