I really don't see much changing... (Score 1)

At all. Those that love life will continue to love it. Those that are bitter will maintain their bitterness. Great writers will produce great works. Great artists and inventors, likewise. In essense, with an increase in longevity, we will see an increase in quantity. Had Mozart lived to the age of 100, do you think we could expect even greater genius to have emerged from his brilliand mind? Do you? Hmm... Get on with it and live your lives!