They kept doing that, like the woman sitting on the sofa watching a film leans down towards her popcorn[1] and the screen doesn't move, or the woman lying in bed watching the ceiling change into a blue sky[2] instead of just a blue sky where she was looking.

[1] https://youtu.be/TX9qSaGXFyg?t=180

[2] Same video, 5min 12s: https://youtu.be/TX9qSaGXFyg?t=312