You are two - CGP Grey us a good video about it.

So some big companies that deserve no pity will earn less. Will they be opposed to it, of course, but that does not change anything of what we should push for.

How hard it is to implement is an entirely different discussion though.

No. The more efficient the public transport is, the more money will circulate to firms. So not doing it costs more.

I wish they put up more requirements regarding train travel between densely populated areas.