TL;DR: the average disability recipient age has hovered ~50 (stddev 1.54 years) since 1960. The theory of "baby boomers are a huge generation, they got old and US health care sucks ass" is far more parsimonious than your theory of individual accountability, which has to explain why every generation suddenly becomes fraudulent/immoral/unaccountable at the exact same point in their lives.
TL;DR: the average disability recipient age has hovered ~50 (stddev 1.54 years) since 1960. The theory of "baby boomers are a huge generation, they got old and US health care sucks ass" is far more parsimonious than your theory of individual accountability, which has to explain why every generation suddenly becomes fraudulent/immoral/unaccountable at the exact same point in their lives.