Caldera in 1999 or 2000 at home. RedHat and SuSE at work.

I got to cut my teeth on CP/M (not nix of course) on a Kaypro II thanks to my uncle. 1982. I owe him a lot for giving me a headstart on computing.

Wankpanzer wins, but I also like Incelorean.

They gave out two huge blocks right before Christmas break at my Catholic high school every year. Delicious. We were pretty poor then, so it did help.