It’s all in your head.
"I'd go into that past life…and I'd not only watch…I'd go in and make a change and I'd look and see how that change would change other things. I'd observe…I realized that these were probability distributions of possible things that could happen…this was the type of research I was doing." Experimenting with a lot of different topics, "I'd get to the point that it's all about information."
https://podcasts.apple.com/ca/podcast/expanding-on-consciousness/id1628153495?i=1000584639037