By and large, this is still an accurate description of the networking architecture in Unreal Engine today which has been used in such recent games as Gears of W

By and large, this is still an accurate description of the networking architecture in Unreal Engine today which has been used in such recent games as Gears of War (2005), Gears of War 2 (2007), Borderlands (2009), Medal of Honor (2010), and indeed most Unreal-based games released since '99