The thread garnered more than 200 comments, with many siding with the original poster. Most agreed that the "unspoken rule" gives window-seat passengers full control over the shade. Some questioned ...

Having the window shade open during takeoff and landing might seem like an unnecessary nuisance, however there's an important safety reason for this protocol, which is why many airlines require ...

Flight attendants may require window shades to be up during takeoff and landing for passenger safety. Open windows let passengers and crew quickly see hazards outside and help first responders assess ...

Why the window seat person always has final say over whether the shade stays open or closed (with some caveats).

The Important Safety Reason Why Flight Attendants Ask You to Open the Window Shade During Takeoff and Landing We asked aviation experts—here’s what they said.