HackerTube / Video
Why Heathrow Airport Had Empty Flights to Nowhere
Half as Interesting

Half as Interesting explains why airlines flew empty 'ghost flights' out of Heathrow to keep their landing slots under use-it-or-lose-it rules.
Cited to show that empty slot-keeping flights predate COVID and Lufthansa's recent practice.
3 Hacker News mentions · 2020–2022