The alien wrote:
lol, yeah, I found out it plays a CD for some odd reason when you load?
its a thing from Quake
valve lisenced quake's game engine
the game had this feature that plays cd music while ingame
if you have a cd copy of quake 1 and 2
you can pop it in ur cd player and listen to the game music
track 1 is the data files and is a 70 min long muted track that can be ingored