An article on WSJ.com called "Electronic Games that Work for Both Novices and Pros" looks at the issues caused when players of differing skill levels play video games together. They discuss various techniques for bridging the gaming talent gap being used in recent games, including Super Mario Bros and Call of Duty: Modern Warfare 2. The article also delves into another element in this equation, which is the effort at marketing new games to an ever-broader audience.