[adrianN]

Imagine a world where Newton could still contribute, peak scientific output wouldn't be before the age of 35, and politicians would tackle long term problems because they will be affected by them too. That is also what amortality looks like.

[neekburm]

I'd be worried that Newton would be spending an even higher percentage of his time on alchemy research than he already did, and using his reputation to push promising scientists to do the same.

[adrianN]

Modern chemistry was born from Alchemy research. I find it unlikely that Newton would have continued to do exactly the same kinds of things for centuries more.

[saiya-jin]

Politicians tackle quick wins that get them good PR and re-elected in next 4/5 years cycle, plus of course return back all the favors/contributions/etc to shady characters behind governments.

No amount of longevity is going to fix that, in contrary it could contribute to entrenchment of those behind curtains as permanent puppet masters. And we all know that if power corrupts, then semi-eternal power ...