http://www.gamespot.com/pc/action/doom3/pr...ew_6103236.html they talk about carmack quotes to q4! That is a serious q&a!!! you must
read!
DOOM3!
The man say and I quote:
GS: What is the status of Quake IV right now?
TW: Raven is very, very busy working on Quake IV. They've done some amazing
things with the technology and the gameplay. It is different enough from
Doom 3 that people will be really excited about it. Id's very happy with it.
As soon as we have more information to share with everybody, we will.
