#xboxlive Every two seconds on Xbox Live, someone adds a Gamertag like xX_tehPwnz0rz69_Xx, according to the service's chief of marketing. Addressing the London Games Conference, Xbox Live's Robin Burrowes said that Call of Duty and Kinect have shot up enrollment from 10 million in 2008 to 20 million in 2009 and now 35 million today, reports Develop. More »