Great input. Allow my rebuttle:The Imp said:1. There are no Zombies in Left4Dead. Even the developers said their monsters are infected humans.
2. What is a "Gamescore"?
3. No, never, under no circumstances what so ever are cheats, exploits or glitches okay - at least in a MP game.
1. Who gives a shit?
2. http://lmgtfy.com/?q=gamerscore
3. He wasn't asking if they were ok, he was talking about how fun the experience was regardless of legitimacy of acquiring the achievements.
Sidenote- one definition of Zombie: 'automaton: someone who acts or responds in a mechanical or apathetic way'.