Call of Duty HQ has a preview of Call of Duty 4, and it’s quite interesting. They discuss the PC version, so I hope that everything they mention makes its way into the PS3 version as well.
Of note:
First and foremost is the ?Create a Class? feature that they’ve added to the game. It is now [...]
"Call of Duty 4: Modern Warfare Preview" - 05.07.07