1 — As long as we’ve had Mario Kart, we’ve had Rainbow Road. The controller breaker. The swear word generator. If you’re unfamiliar with this particular track, think back to the last time you drove a winding mountain road, to the tension you felt of knowing that steep incline was right there, just waiting for you to make a mistake. Rainbow Road is like that, except you’re trying to go as fast as possible, the road might as well be made of ice, and there’s a…