Due to this, they followed the model of minimizing infrastructure, equipment, and crew expenses which left them with slow service only good for a sliver of shipping. The freight RRs are efficient from a monetary cost standpoint but people are willing to pay more to get something quickly and they can’t compete on speed.
If someone else owned the tracks, and leased capacity, the track owner would try to maximize the use of tracks and clear trains quicker and provide new services. We’d see the complete opposite effect, the return of passenger trains, improved signaling, and maybe even electrification.