BBC:
In 2024, Windows was at the centre of a controversy across the German internet. It started with a job listing for Deutsche Bahn, the country’s railway service. The role being recruited was an IT systems administrator who would maintain the driver’s cab display system on high-speed and regional trains. The problem was the necessary qualifications: applicants were expected to have expertise with Windows 3.11 and MS-DOS – systems released 32 and 44 years ago, respectively. In certain parts of Germany, commuting depends on operating systems that are older than many passengers. …
The trains in San Francisco’s Muni Metro light railway … won’t start up in the morning until someone sticks a floppy disk into the computer that loads DOS software on the railway’s Automatic Train Control System (ATCS).