For twenty-two years that happy-go-lucky mustached plumber (and the various anthropomorphic creatures of the Mushroom Kingdom) have been writing and rewriting the playbook on how to correctly do a racing game, and this latest installment has its sights set on adding its own special chapter to this infamous genre-defining series. Nintendo pulls out all the stops in this regard, and I’m going to try and keep the twelve-year-old fanboy in me at bay to tell you about the good, the bad and the downright nit-picky about Mario Kart 8.