You can't just say that without context! What does the code do? How did it end up in DB? I'm really curious now.

One of my tasks at my first job at 17 was writing some visual basic involving train track tilt formulas for a national railway. I dearly hope no-one is actually using it anywhere, and has never used it anywhere.

I think python would be too usable for DB :D Probably still on COBOL.

Beginning of this year, they were apparently looking for a Windows 3.11 Administrator [0]

[0] https://www.heise.de/news/Deutsche-Bahn-sucht-Admin-fuer-Win...

Perhaps you wrote the trip routing algo as well?