This is fun and has a great symmetry but my brain breaks at the idea of the infinitely fast and large computer that would be required to run it all :)

Its the universe! https://m.youtube.com/watch?v=ycvlJ9XMd94&pp=ygUWc2ltcHNvbnM...

Reminds me of https://www.youtube.com/watch?v=0fKBhvDjuy0

Or this:

https://youtu.be/4TI1onWI_IM?si=uBt9Gob0gqnFk8lP

Imagination is fun. I'm pretty sure I can make your brain break a little bit more. Imagine they're all looped and there is no bottom level fastest super infinite computer.

The levels are stationary with respect to each other though, so in the same reference frame.