Huh. That just sounds like an unnecessary mistake, as a star map is the one kind of map that makes perfect intuitive sense on the ceiling (and its directionalit

Huh. That just sounds like an unnecessary mistake, as a star map is the one kind of map that makes perfect intuitive sense on the ceiling (and its directionality is less intuitive on a piece of paper or a screen). (I could have added that if anyone would understand why a ceiling map of NYC should be mirrored, it would be people who are familiar with star maps or people who play Kerbal Space Program.)