Hacker News new | past | comments | ask | show | jobs | submit
dole | on: FAA issues nationwide ground stop due to "extraordinary circumstances"
No.

"January 11, 2023. All U.S. departing flights were halted for several hours after a computer outage crashed the FAA's Notice to Air Missions (NOTAM) pilot notification system"

9/11, 2023 and today are the only three times.