build a spatial 2d game that connects camera together when people meet. allow multiple people to join and walk around in a room. I built a prototype see links below
zfrika
at http://165.232.48.178/playgrounds/games/game2/v1/ http://165.232.48.178/playgrounds/games/game2/v2/
here is a sample http://165.232.48.178/playgrounds/games/game2/v3/pixel-game.html connect two objects using socket.io