4 ms·

Your intuition is correct. The story as told by the parent is likely just due to a misunderstanding (or just lack of knowledge) of 1) the pilot's words over the

• cguess 3y ago
  Especially in emergencies. Lights are turned off so passenger eyes can get used to the dim light and see the exit lights (which are not bright) better.
  • bonestamp2 3y ago
    ... and if it's dark outside, their eyes are adjusted to see in the darkness once they've evacuated outside the plane too.