Microsoft 365 global outage followed by a nationwide FAA ground stop, posts report

Email, collaboration, and the U.S. air system failing in the same window made cloud and critical-infrastructure reliability the story. According to mattvanswol, officials described separate causes, the FAA disputed an AI-tool connection, and Workday and Amtrak also had problems. One account of an automated health-check cascade, shared by naoyafujiwara, is unverified. Linking the outages to European industrial-control incidents is speculation.