Redundant technology initiative
RTI is an arts group based in England who found new ways to be creative with old technology, then exhibiting the results.
http://www.lowtech.org

stelarc
Stelarc is an Australian based performance artist whose work explores and extends the concept of the body and its relationship with technology through human/machine interfaces incorporating the internet and web, sound, music, video and computer.
http://www.stelarc.va.com.au