If you’re looking for yet another reason to head to Austin for the SXSW festival (that is, aside from the film showings, technology expos, concerts and cookie-and-milk creations), there’s also a real-life Mario Kart track. Motor oil company Pennzoil teamed with Nintendo to bring the classic video game to life using virtual “weapons” (like banana peels and turtle shells) to slow riders as they race around the game-inspired track. Each cart is also equipped with a GoPro camera that captures the action in real-time, displaying the game-like experience to spectators on a big screen. Though reviewers from The Verge said that the execution of the augmented reality race required too much suspension of disbelief, if you ask us, the idea still sounds pretty epic …