I came across a couple of strange behaviors with different properties of anaglyph cameras. The first one involves AnaglyphUniversalCamera: its rotationQuaternion can't be animated. To illustrate, check out the PG demo below. The default code uses the regular Universal camera, but you can switch to the anaglyph version via lines 7 and 8. In either case, animations of position and rotation are applied to the active camera. Note that the regular camera animates its position and orientation (as