German railway says outage that halted all trains was caused by scheduled work

A major disruption in Germany's railway system led to stranded travelers and halted trains, but it turns out the chaos was due to routine maintenance work where workers replaced a crucial component in the communication system. This incident highlights the vulnerability of large-scale infrastructure to even scheduled operations, raising questions about the balance between routine maintenance and service reliability. While the situation was resolved, it serves as a reminder of the intricate systems that keep such vast networks running smoothly.