Japan had an advantage: their cities got completely demolished. Railways are OLD. Cities got built around them that's how old they are. And our esteemed ancest

Japan had an advantage: their cities got completely demolished. Railways are OLD. Cities got built around them that's how old they are. And our esteemed ancestors didn't plan 100 years ahead to a future where the population had trebled. You think you can double the tracks in Amsterdam? You'd have to either start tearing down 10s of thousands of buildings or dig tunnels. Very long tunnels.