Solved Process hanging trying to play Portal 2

So this seems to happen just with Portal 2. When I launch the game and the Valve intro finishes playing, it goes to a splash loading screen and just... stays there. For about 8-10 minutes on average, which from what I gather is inordinately long. When I check the process on Task Manager, it stays at about 50k memory usage and never moves up or down (Under the Application tab it says "Not...