I disagree. Would you rather dig up trees, rocks, and mountains, and grade it, or dig up existing rail? You're going to lay down new rail either way, and that'

I disagree. Would you rather dig up trees, rocks, and mountains, and grade it, or dig up existing rail? You're going to lay down new rail either way, and that's what you'll have to certify as safe, so it's not really any different. I'm just saying there's less crap you have to dig up if your starting point is an already-cleared 300 mile stretch rather than 300 miles of raw nature.