The reason that cars spent 95% of their time unoccupied is because most people only need to travel during certain times - the same times for everyone. That’s re

The reason that cars spent 95% of their time unoccupied is because most people only need to travel during certain times - the same times for everyone. That’s really all there is to it. As a result you need capacity for peak at all times. It can’t be made more efficient except by train, bike and bus. This is what Uber and Lyft claimed they could solve over the last 10 years and made zero progress.