Here is an essay I've written on immortality. My personal belief is that we are playing "quantum immortality" at every moment in time of our existence. Either link is fine, they are both the same content.

https://yourconstruct2.blogspot.com/

or

https://www.jamiiforums.com/threads/you-are-god-a-philosophical-essay-on-the-nature-of-existence-reality-and-immortality.1964828/