Yah, old.
But I couldn't find a topic posted here so...
It's a game. Admiteddly SHIT, but it's like 96kb in size.
Give it a go. You'll probably be surprised. I was!
http://www.theprodukkt.com/kkrieger
EDIT: Nobody??? You boring fuckers. I was impressed anyway.... 96kb for a 3d shooter!!