It’s a simple device, with complex possibilities.
Valve have come up with a new piece of food for the gaming world. Ars Technica has a small piece on it, that leads you to this YouTube video of Portal.
Mind Bending stuff. I’m not an fps fan, but this makes me want to get some of that action. It might be a simple concept, probably attempted before, but Valve have shown they can polish as good or better than Blizzard.