Not mentioning that making tunnels for rail in rocky areas is already hard. And modern railways are not something simple or easy. That’s without space tech from futurism-themed magazines for teenage boys.
A normal (not high-speed, not something like TGV) railway line getting you from A city to B city 20% slower than a car, departing 5-6 times a day evenly distributed, is already an enormous dramatic change.
Because maintaining a train length vacuum is really difficult and doesn’t really provide that big of a benefit.
Atmospheric rail has been attempted with varying degrees of success (but never to a ‘replaces traditional rail’ degree) for 200 years.
Not mentioning that making tunnels for rail in rocky areas is already hard. And modern railways are not something simple or easy. That’s without space tech from futurism-themed magazines for teenage boys.
A normal (not high-speed, not something like TGV) railway line getting you from A city to B city 20% slower than a car, departing 5-6 times a day evenly distributed, is already an enormous dramatic change.