The 95% thing can also be very different depending on how it's split up. 5% of miles have a random "you need to take over" vs. the most rural 5% of roads need m

The 95% thing can also be very different depending on how it's split up. 5% of miles have a random "you need to take over" vs. the most rural 5% of roads need manual control make a world of difference. A car that can only drive within major cities in the UK and on motorways would be entirely fine for the vast majority of people. Exceptional journies I can always rent a car that suits my needs for the one week in several years I'm in the Highlands.