I don't know why this comment got downvoted, I find this to be an important discussion. The solution can't be to kill old people, or to reduce the population in

I don't know why this comment got downvoted, I find this to be an important discussion. The solution can't be to kill old people, or to reduce the population in any way, but to bring cost down on other fronts. The follow-up questions would read something like: How can we increase active life span on a population level? How do we tackle sicknesses of elderly people? How can we make health-care cheaper? ...