Aaronson mentions this in his post re: 'lower resolution' and entropy. It's a fair point you make. It's not known if any 'parent' universes would be subject to

Aaronson mentions this in his post re: 'lower resolution' and entropy. It's a fair point you make. It's not known if any 'parent' universes would be subject to the same timeframes as we are, though. By rights on that point their universe would operate more slowly from our frame of reference as per having more stuff/energy in their universe and ours potentially being a subset of theirs.