Earlier quoted context omitted.
They paid for Old Age Insurance, and they reached old age, so they get to collect. Social Security as an insurance product is fiction, but playing into the fiction helps it survive to do the thing it was built for: keep the elderly out of the poor houses / off the street. Payout rates drop at higher income, and portions of the payout are taxable at higher income, so it's not like it's completely income/wealth blind.
> They paid for Old Age Insurance, and they reached old age, so they get to collect. That's just it: they're not old. Not in the way a 65-year-old was old in the 1930s. If they had to farm, mine, log, or work in a factory, yeah, they'd be too old to work. That was most of the work available when OASDI was created, and that's what it's for: to keep you from becoming destitute as an elderly person when there is no abil…
If the couple you're pillorying is so wealthy, then most of their Social Security is being taxed, and they're paying higher Medicare premiums as well. And their house? As they get older and require nursing care, they'll end up liquidating it (or Medicaid will take it).
The average retiree receives around $25k per year in SS benefits. That's not a ton of money. In most studies, retirees receive less in benefits than if they had been able to invest their Social Security contributions. But that's fine, SS really has two main goals: a forced savings towards retirement, and as a social safety net for those who would otherwise be impoverished in old age.