[Retric]

Thus the long distance travel caveat.

US Fright is doing ok, but it got heavily dependent on coal which is going away fast.

[WarOnPrivacy]

In US, number of miles of rails only ever goes down.

https://www.statista.com/statistics/183410/united-states-cla...

[Retric]

Removing redundancy is one way efficiency has gone up so much.

https://www.bts.gov/sites/bts.dot.gov/files/Figure1_5_0.gif