The problem we have seen over the last 100 years in highway infrastructure is that demand always increases to fill capacity. The greatest example of this is LA, which has some of the largest highways in the country but still has bumper to bumper traffic.
You need to think about it on two metrics;
(1) density of transport; how many people per unit volume
(2) power to # of passengers.
On both counts trains are vastly superior to almost all other modes of transit other than boat.
You need to think about it on two metrics;
(1) density of transport; how many people per unit volume
(2) power to # of passengers.
On both counts trains are vastly superior to almost all other modes of transit other than boat.