Comment on I can whistle at the speed of sound

• SendMePhotos@lemmy.world ⁨6⁩ ⁨months⁩ ago

  At least 3.50

  source

  • meliaesc@lemmynsfw.com ⁨6⁩ ⁨months⁩ ago

    I would have said somewhere between 2.4 and 6.

    source