https://www.youtube.com/watch?v=GwzN5YwMzv0 , https://www.youtube.com/c/SabineHossenfelder/videos
If the past does exist, the implication is that it's all part of a cosmic data storage system.
What If We Live in a Superdeterministic Universe? https://www.youtube.com/watch?v=JnKzt6Xq-w4 , https://www.youtube.com/c/pbsspacetime/videos
A predetermined world within an interactive cosmos would have astounding implications, indeed.