I can't speak for Toronto, but NYC builds a subway at $2.2 billion/km while Berlin spends $250million/km[1]. We don't need to revolutionize. We need to copy. [

I can't speak for Toronto, but NYC builds a subway at $2.2 billion/km while Berlin spends $250million/km[1]. We don't need to revolutionize. We need to copy. [1] https://www.vox.com/policy-and-politics/2017/1/1/14112776/new-york-second-avenue-subway-phase-2 https://www.vox.com/policy-and-politics/2017/1/1/14112776/ne...