Indefinite human lifespan is a future possibility achievable through biological research on telomeres and telomerase if done safely without triggering cancer.

“We have a time limit. We've also discovered talomeorase, a chemical that stops the clock. This was incredible when it was first announced that if there's a clock in our body called the tie that tracks how long we're going to live and there's something called tomease which stops the clock then can we”

A finite life provides meaning to existence, whereas living forever could lead to a life without meaning.

“If you look at it mathematically, if the knowledge of death is what brings meaning to being alive, then to live forever is to live a life with no meaning at all.”

Shane Smith holds the view that immortality is a fascinating goal, but he believes that if someone like Bryan Johnson succeeds in achieving it, it will eventually convince skeptical people to adopt th

“but look if you don't die then people are going to sign up in droves obviously because they don't want to die and so having a fund or moving Capital markets or or political entities it it's not so crazy it's crazy to think that it's going to happen in 2 years maybe in 30 years when you don't die and”