You tot up minors for each failure to follow current teaching. Tot up enough of them and you fail.
In the '80s they taught to use the gears.
There were a number of cars with problems, but it was nothing to do with the ratchet mechanism IIRC - it was hot disks and calipers cooling when parked, metal contracting and the pads releasing their grip on the disks.
How many people have been trained to describe what they are seeing as they are driving, other than advanced drivers like the police? Most people would have to have numerous lessons to get into the habit to be able to do that.
SteveW