Eh, not really that simple. The coupling forces with very long trains can cause the trains to break apart. You need to distribute locomotives throughout the tra

Eh, not really that simple. The coupling forces with very long trains can cause the trains to break apart. You need to distribute locomotives throughout the train to provide power not just insert new cars. The freight railroads are already running very long trains based on computer modeling and they’re getting pushback from the govt. https://www.trains.com/trn/news-reviews/news-wire/railroads-use-of-long-trains-to-go-under-the-microscope/ https://www.trains.com/trn/news-reviews/news-wire/railroads-...