[Andrew_nenakhov]

Life span is hardly a limiting factor. It is known that most scientific breakthroughs were made by people in their twenties-early thirties.

[ren_engineer]

what if you could extend that academic "prime" by 30 years or longer?

[Andrew_nenakhov]

It would do little, I think. Not because people get less smart with age, but because with years they establish themselves in their field, and become more conservative and less willing to shake the status quo.