https://motherboard.vice.com/en_us/article/d3kekj/replace-new-york-city-subway-with-self-driving-cars-terrible-idea

Instead of fixing New York City’s ailing subway system, let’s kill it and use the tunnels to shuttle autonomous cars around the city.

That sounds kind of crazy when you say it out loud, right? Yet that’s precisely the idea The Atlantic put forward in an op-ed last week when author Peter Wayner deemed a proposed plan to overhaul the New York City subway system that would cost an estimated $19 billion too expensive to consider. “Instead of fixing the old trains,” Wayner wrote, “let’s rip out the tracks and fill the tunnels with fleets of autonomous vehicles running on pavement.”