The State (and Stats) of the Portal 2 Gamer

If you ask us, Portal 2 is a great game. However, a few weeks after its release we took a look at its Steam Achievements and discovered that only half of its players had actually finished the game—and we also found that even less had played any of the game's co-op campaign. » 7/01/11 4:00pm 7/01/11 4:00pm