I'll probably never see it, and never play it, but Metal Gear Arcade is looking so very awesome. The game was playable at Japan's AOU Expo this week, revealing many details about the game. Ultimately what you have is Metal Gear Online, in an arcade cabinet, but with a twist...
[Image: http://gamers-underground.com/attachments/general-discussion/6511d1266630365-day-time-lan-saturday-eg-jpg]
Not only do the game's "Integral Vision" glasses enable you to experience the game in 3D, but also enable head-tracking functionality. Where you look, Snake looks. Finally, it also sports a mic for voice chat. See - awesome.
[Video: http://www.viddler.com/explore/GUreel/videos/39/]