This really shows how antiquated a lot of our rail network still is. I wouldn't have believed this were still possible. We've had safeguards to prevent this kind of issue since the age of steam.
I'm going to hazard a wild guess that privatisation and tory cuts are the ultimate cause of this.
Doesn't Lemmy support cross posting?
I considered implementing Lemmy comments and theorised I'd post to my own community/instance so I had full moderation control, then cross post that to all the relevant communities.