[basugasu]

The earliest I can trace it back to is this post to comp.lang.ada in 1994:

http://groups.google.com/group/comp.lang.ada/msg/7a96d45d5cc...

I like how he opens with "I felt like wasting bandwidth" so here's a funny story. Little could he imagine it would become #1 link on Hacker News, 15 years later :-)