DnD Head Canons

[Millstone85]

I assume you are familiar with this:
https://en.m.wikipedia.org/wiki/One-electron_universe

I still have to watch Tenet, but...

Yoichiro Nambu later applied it to all production and annihilation of particle-antiparticle pairs, stating that "the eventual creation and annihilation of pairs that may occur now and then, is no creation nor annihilation, but only a change of directions of moving particles, from past to future, or from future to past."

sounds a lot like what I read about it.