40 Year Old Vs 65 Year Old American Hitting 90

[PLOlover]

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Clearly this boils down to one thing:
Probability of dying between the ages of 40 and 65 versus the medical advancements made in 25 years.

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also the probablility of a random 40 year old having access to those future life extension tech. since for a random person they probably won't have access, it makes the comparison like sometihng between two things , each at a very very low probability.