The camera is a bitch in corridors, the enemies aren't as annoying or abundant when roaming around and there's probably less backtracking, but all in all it's really similar to the previous game.
Gameplay 4/5
Graphics 4/5
Sound 3.5/5
Difficulty 4.5/5
Originality 3.5/5
Completion Stats: http://oi59.tinypic.com/25fiphe.jpg