I feel like the argument weakens when he compares countries. I'm looking at the railway maps of France and Japan thinking: 'this entire country is the size of a single, largeish US state'.
Total land area is a problem to be solved in the US for train travel, and we only have Russia and China to compare to.
Total land area is a problem to be solved in the US for train travel, and we only have Russia and China to compare to.
City to city comparison makes much more sense