(Do not look at the picture without 3D glasses!)
But why stop there. Since this will be on a plane someday, let's fixate the camera so it wont rotate around the mounting screw.
And for convenience, a small cut out to the holding plate, so that the
camera latch can open and expose the battery and memory card (screwing
and unscrewing the camera to the stand over and over again becomes old
really fast).