Wow... if your firewall's not blocking this port, this could be a whole new way to waste time at work, without so much as installing an app. Very cool idea, unfortunately my firewall's blocking it... heh.

"Joystiq reader Ryan stumbled upon a multi-player browser-based first-person shooter (that's a mouthful) called Phosphor. The game, developed by Rasterwerks, is in beta so it's not without it's problems."