What the video does miss, though, is the role of consciousness. It seems to imply that consciousness develops in the game characters once the simulation becomes sophisticated enough. Whereas MBT describes how consciousness is the player, outside of the game itself. Still, I think it does a good job of explaining physics facts that support the VR hypothesis in layman's terms.
Full link: https://www.youtube.com/watch?v=3CyN8rYdX6g