Tesla updates Autopilot to force users to keep their hands on the wheel

Tesla is pushing a new update to its Autopilot cruise control system that "nags" drivers every 15 to 20 seconds if their hands are off the wheel, according to Tesla owners. The update also adds some performance improvements and bug fixes to the Autopilot system, but the addition of frequent nags is the big that's already causing Tesla owners to complain. Under the old system, drivers would still get an Autopilot "nag," but the reminders were much less frequent. Drivers would be prompted to hold ...