This is the most circular argument I've ever read. Everything is "nonexcludable" and "nonrival" but everything is also excludable and rival. Ok, that's a huge h

This is the most circular argument I've ever read. Everything is "nonexcludable" and "nonrival" but everything is also excludable and rival. Ok, that's a huge help. Public transit is good for the public in some circumstances and is a crony boondoggle in others. The Paris Metro comes to mind as an example of the former. And the new rail project in California is an example of the latter.