... That's actually possible that it made your friend^2^ understand 3D. They would have manually turned the movie into a Wigglegram and I've read of people who finally 'got it' after seeing those.
![[An example Wigglegram from Wikipedia]](https://lemmy.world/pictrs/image/b765a320-d2cd-4374-8923-385762a55512.gif)
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