TLDR: They're students, retired boomers, or sick middle agers.
This comment is overly reductionist -- 'disabled' is a code word for long-term un-employable. Just eyball the proportion of working adults in the 50 to 60 year range. It is only ~5x the number of disabled. In other words, that is a huge %--maybe 20%--of potential workers in that age bracket. Any employment process that disables 20% of its workforce would be normally considered a problem. But instead we call the un-em…
Correct. This is the legacy of the Clinton era 'welfare to work' program: we moved people from welfare to disability.
This will grow as automation takes hold of ever more industries. "Disability" is the U.S.'s first step toward guaranteed minimum income or a negative income tax. We will never have enough jobs for everyone in America, so we need to figure out what we're going to do to keep the economy going.