Eyrie Productions, Unlimited
http://gizmodo.com/gadgets/japan/panoramic-mecha-simulator-arcade-game-is-networked-awesome-312751.php
Looks pretty sweet, too, and almost exactly as it was described in the story -- Gryph, had you seen something like this when you wrote the scene?
version 3.3 © 2001 Eyrie Productions, Unlimited Benjamin D. Hutchins E P U (Colour)