When Tesla Motors enabled the “autopilot” feature on its cars in October, it didn’t take long for video to appear of drivers trying crazy things — none more so than jumping into the passenger seat to leave the car totally in control.

The stunts are stupid but they highlight a concern that some already have with the growing use of autonomous technologies in cars: If a vehicle is driving itself, will the driver still pay attention to the road?

The advice from Tesla is clear: “Remain engaged and aware when autosteer is enabled,” and “Keep your hands on the wheel.”

But that’s easier said than done.

To read this article in full or to leave a comment, please click here