As always it is the human-modulated social questions that are hardest to deal with.
I suspect that car makers might be happy to design such systems into drivers seats and offer them as an optional safety feature that triggers an alarm.
Question is.... how will it be used and by whom? If it's just to alert the driver that they should take a rest, that's fine... but if it's going to be used to spy on people who depend on driving as a livelihood, that's a little creepy.
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.