> Most of all, train routes are not adaptable, bus routes are. Totally, and this is true on a microscale too. 1,000s of train commuters are regularly delayed b

> Most of all, train routes are not adaptable, bus routes are. Totally, and this is true on a microscale too. 1,000s of train commuters are regularly delayed by a "sick passenger" on a rail line. With buses, following busses can go around any stopped bus.