And a more recent TEDx talk by Aubrey de Grey where he focuses on the strategies for actually curing aging. The thing that got me was the graph at 1:35

What I'm showing here is a cause for celebration. It is that we have massively increased the proportion of the population that reaches the age of 65. On this particular graph just for illustration...from 1950 out to a projected 2050 and that goes from about 8% up to 22%.

How to End Aging: Aubrey de Grey at TEDxOxbridge