> even with the best modern (as in today) medicine you have no chance of 130. We don't know that. Nobody has lived an entire life with modern medicine. So many

> even with the best modern (as in today) medicine you have no chance of 130. We don't know that. Nobody has lived an entire life with modern medicine. So many things such as organ transplants, vaccines, antibiotics, discouragement of smoking, awareness of carcinogens, etc, have been developed since many of the people aged 100 or above were born, or in many cases, were middle aged. > The question then becomes, if you manipulate your DNA, are you human, or a human subspecies? That's mostly irrelevant - there is plenty of longevity-related DNA variance within Homo sapiens as it is.