Thanks to a recent generous gift - I am the owner of an Oculus Go VR headset - and thanks to a recommendation from a friend, I’ve been thinking about TV tunnels again. I was already following Matt Parker, standup mathematician, but when I heard that Matt was publishing videos about the spherical Droste effect, well, I couldn’t resist.
These two videos are great fun: definitely best viewed in VR.
Background, including a great physical demonstration of projection at about 06:08:
Crazy, mind-melting TV tunnels in three dimensions (or more, maybe, I don’t know, my brain hurts):