There are no negatives to dense transportation. Discussing the economics of it simply ignores the future damages that will be sustained by the continued use of

There are no negatives to dense transportation. Discussing the economics of it simply ignores the future damages that will be sustained by the continued use of any individual transportation solutions, but particularly those that use fossil fuels. Once you include those in your calculations, then $6000 per commuter is a drop in the bucket, and probably saved money rather than spent.