It's one thing to have autonomous cars . That's fine, having a computer steer you down a boring stretch of arrow-straight freeway while you read a book, text or watch a movie. But when the machines start encroaching on things that make driving fun, we appear to have arrived at a conundrum. That's what makes the M235i that BMW brought to the Consumer Electronics Show so troubling - it's a 2 Series that can drift itself.Yes, this is a machine that will happily add a dab of oppo for you. On one hand, it's terrifically impressive. On the other, it's a truly terrifying prospect for those who thought motorsports might be man's last refuge from autonomous vehicles . The system uses GPS tech that wouldn't be out of place in guided missiles, as well as advanced sonar to monitor its surroundings, according to a report by Autoweek Take a look below for a video of the autonomous M235i get its sideways on.