Tesla has finally debuted a beta version of the gaming platform Steam in the Model S and X with its recent holiday update, as detailed in a first look from Not a Tesla App. One such feature, the ability to play video games when parked, has finally arrived with the introduction of Steam in Tesla’s vehicles. The features inside Tesla’s vehicles are ever expanding, and many have high hopes for what future software updates could bring to their cars. Sign up for daily news updates from CleanTechnica on email.