Great story. For reference, it was already on Hacker News a few times : Polish trains lock up when serviced in third-party workshops: https://news.ycombinator

Great story. For reference, it was already on Hacker News a few times : Polish trains lock up when serviced in third-party workshops: https://news.ycombinator.com/item?id=38530885 https://news.ycombinator.com/item?id=38530885 Dieselgate, but for trains – some heavyweight hardware hacking: https://news.ycombinator.com/item?id=38567687 https://news.ycombinator.com/item?id=38567687 Polish Hackers that repaired DRM trains threatened by train company: https://news.ycombinator.com/item?id=38628635 https://news.ycombinator.com/item?id=38628635