Alternative theory: Our personality can change based on experiences not because the brain's storage pattern changes but because the brain-as-antenna changes to transceive new signals from the quantum-thought-field-that-is-us, otherwise called a soul, which I'll dub the Quantum Soul. [based on Matzke, Russell, Penfield, Burr].
https://www.reddit.com/r/cryonics/comments/13uatyr/i_asked_chatgpt_how_is_the_human_brain_as_a/jm702nb/