> Thankfully for airlines, it seems flying is a lot more indispensable than riding by rail. More like air routes are a lot cheaper to change than rails. Nor d

> Thankfully for airlines, it seems flying is a lot more indispensable than riding by rail. More like air routes are a lot cheaper to change than rails. Nor do air routes cost millions of dollars per-mile to build. And yes, jetliners are several times faster than trains, even bullet trains, and since rail networks are orders of magnitude more expensive than airline networks... The whole thing adds up to air travel being much much much cheaper and more convenient than rail with relatively few exceptions involving high population densities.