Watch him show off the gun again - this looks like a different prototype, with a smaller gun. "Full tracking, all the way around, and you can whip some ass," he boasts. "Or you die." This one looks like a wireless configuration. He says it's compatible with 360, Wii, and PS3, in addition to PC gaming.
Redneck Techie says you may order it here, but I don't see any order form, price, warranty, specs, anything. Caveat emptor, of course.
And what the hell is going on at 1:12? Is he baked?
Game Gun Going to be Ready for Retail by Christmas, will be Console Compatible [Engadget, thanks Abdul-Elah]