This system will affect the matchmaking process in games, factoring in player skill level, Internet lag, availability of friends, preferred playing styles, and so on. At face value, the system should improve gameplay, making matchmaking more personalized than ever. However, this patent is specifically concerned with using this matchmaking in order to push in-game sales. Part of the patent re The Call of Duty series has long been a powerhouse in the industry, but last year's Call of Duty: Infinit...