The general rule of transparency is to make you look good and strong, not like a feeble-minded limp dick.

  • lividweasel@lemmy.world
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    2 days ago

    Probably when you quickly roll the plane a small amount left and right, waggling the wings up and down and acting as a wave to those on the ground.

    • Kirp123@lemmy.world
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      1 day ago

      I see, that makes more sense. Though I assume nobody on the ground would see it considering the distance and speed most modern planes go at.