And also, the population distribution can't continue skewing older indefinitely, that's unsustainable. At some point geriatrics would make up the entire populat

And also, the population distribution can't continue skewing older indefinitely, that's unsustainable. At some point geriatrics would make up the entire population. And yet, both of these trends can continue for quite some time, and one trend can outweigh the other for quite some time.