I know i'm just one guy but I'm 50 and the old people i know are very poor and supported entirely by their children. It would be interesting to see the median and mean wealth for people >70 and compare the two.
All wealth is held by olds, but that doesn't mean that all olds are rich.
All basketball players are tall, but that doesn't mean that all tall people are basketball players.
All wealth is held by olds, but that doesn't mean that all olds are rich.
All basketball players are tall, but that doesn't mean that all tall people are basketball players.