Who knew that public transit could be so cyberpunk.
A longer write-up of the Polish train manufacturer who pre-installed malware that caused its trains to fake breaking down as a punishment to their owners if they were ever serviced by a 3rd party shop... based on the GPS coordinates of known 3rd party shops.
https://badcyber.com/dieselgate-but-for-trains-some-heavyweight-hardware-hacking/