You could put something sorta like a Time Turner in MWI. But I don’t see any way to do it that would reliably result in consistent time-loops, as opposed to people observing different results in their second pass than they remember from the first.
You could put something sorta like a Time Turner in MWI. But I don’t see any way to do it that would reliably result in consistent time-loops, as opposed to people observing different results in their second pass than they remember from the first.