So now - what is Stage 3; once everyone has a railroad - then what?
Then it's a long time after the initial Industrial Revolution, and you're in a fantastic world where it's commonplace for ordinary people to own a steel machine which can travel as fast as a train at "high speed."
Then it's a long time after the initial Industrial Revolution, and you're in a fantastic world where it's commonplace for ordinary people to own a steel machine which can travel as fast as a train at "high speed."