Heh, go to the site and have a look. Its a new game from the makers of Uplink and Darwinia (Introversion), who recently won the IGF grand daddy of all prizes ($20,000). Its a game based (quite heavily) on the wargames film. 2D global thermonuclear war. But a bit better
This topic on the Iv forums is asking people to run a little program that will report what type of NAT your router supports. This will just help the guys with the network libraries for Defcon, and help speed up the beta. So if you don't mind spending 5 minutes running the program and reporting what it says on the forums, they would be very greatful