@Grummz
Change what back?
Tau FTL?
Tau existing?
Necrons existing?
Necrons having personality?
Squigs' origins?
Orks having had diplomats seeking peace?
Dorn tanks, Centurions, Vostroyans, Creed, Eldari weapons, Superheavies, etc, having always been there?
Reverse WHICH fluff change?