Took a few days but things appear to be returning to normal.....
Some 26 of the 64 arrivals and departures originally scheduled for Terminal 1 on Saturday were set to operate, airport officials confirmed.
https://www.msn.com/en-us/travel/news/power-restored-at-jfk-airport-s-terminal-1-after-major-outage/ar-AA17EUkdI'm not an expert by any means on construction or systems engineering, but one panel causing that much damage seems to be a pretty important single point of failure.
What's the point of an open door policy if inside the open door sits a closed mind?