Maybe if those people started visibly failing at their jobs, they'd either upskill or be forced out, and then the magical hand of the market would raise salaries for the rest of us.
Oh look you're basically me in 2006 thinking that all the sysadmins that couldn't be bothered to learn a real programming language needed to be replaced by people in India who weren't intellectually lazy (because I was a bit of an asshole and wrong).