“When you tie into real world desires, you strengthen the power of your risk / reward schedules dramatically. Guitar Hero is an addictive game, far more than its Simon-style mechanics suggest. The title fills a real psychological need and that gives the design impressive power over its audience.” – Lost Garden’s review of Guitar Hero.
The author point out how this game is designed for major appeal to the casual gamer. (Of couse. Who doesn’t like to rock?)