If we invested in mandatory Positive Train Control, judicious expansion of side tracks/switches for muxing, as well as automated Central Traffic Control we shou

If we invested in mandatory Positive Train Control, judicious expansion of side tracks/switches for muxing, as well as automated Central Traffic Control we should be able to radically increase the ability to move passengers on rail. Apparently the incentives are not there for that, and should be reexamined accordingly.