&gt;&gt; And unfortunately there&#x27;s no easy way to use the best of both sides.<p>It doesn&#x27;t seem too hard to go in that direction. For example you can use satellties or drones or other sensing mechanism to survey a city in real time and tell the driver X minutes in advance before he would need to take control of the wheel - and of course you could adapt this recommendation according the skill of the person, his current state(being drunk) or other data.