Dirt started as a rally racing game, hence the name. It had a really good model… no turbo, relatively realistic driving physics, and decent graphics. They kept expanding into the other genres, such as Gymkhana, stadium, and others. Dirt 2 was a pretty good success, and Dirt 3 came out relatively quietly – most received their copy as an afterthought when buying a new ATI video card. I thought they’ve been good the whole way, they really didn’t add too much craziness, which is refreshing. Simulation racing is hard to come by, and Shift 2 didn’t do it any favors.…