My answer here:
https://www.fakku.net/viewtopic.php?p=893492#893492
These are my sole reasons why I would even think about immortality.
Human minds cannot comprehend the meaning of 'forever'.
I want to surpass that. Through the process of 'Methuselization'.
The Methuselah Foundation is just that. It even awards people the Methuselah Mouse Award for breakthroughs in longevity and body rejuvenation.