> Other cities with equally complex underground infrastructure (e.g. Paris) manage to complete cut-and-cover subway construction at a fraction of the cost. No

> Other cities with equally complex underground infrastructure (e.g. Paris) manage to complete cut-and-cover subway construction at a fraction of the cost. No offense to New York and New Yorkers, but Paris is surely much more complex underground. The area has been continuously inhabited for more than 2000 years, and has seen a lot of change. There are centuries old buildings and underground Infrastructure that need to be worked around.