Edit: It works, I just can't log into Steam. I downloaded the demo from the Defcon site, entered the authorization key and have the full game. But when I try to play the Steam version, it successfully logs in, then immediately freezes. I'm using windows 7 64 bit, all of my drivers and cards are up t...

Okay, so I just bought the Introversion Complete Pack on Steam for 5 bucks. So I install Defcon, start it up, and it always freezes and crashes on Steam Authentication. I've tried verifying the game cache, re-installing and restarting my computer, I've also downloaded the latest patch from their sit...