> Mass transit fundamentally depends on having a lot of people who want to get from point A to point B, all at the same time. Since this is never true, you hav

> Mass transit fundamentally depends on having a lot of people who want to get from point A to point B, all at the same time. Since this is never true, you have to relax the requirements. There is also induced demand. If you make it very easy to get from point a to point b. Lots of people will want to live at a and work at b or vice versa. Right now we focus most of our energy and resources on making it as easy as possible for everyone to drive their car, so that's what they do.