Most of it can be explained by the changing labour landscape. It used to be that most people would just learn the job, while on the job. Now, employers will not touch you until you have completed at 4 years, and preferably 6 years of education.
And if en employer hires a white person who happens to have a penis, they are RACIST!
And yet we’re being told a college degree has become a waste of time. So which is it?