So if you get a degree, it’s really the book publishers, librarians, and coal burning electricity plant that kept the lights on who deserve most of the credit?
It's not that there is no such thing as individual achievement it's that there is no "small minority" skilled or unskilled that the modern economy can be reduced to.
But there absolutely is a small minority of extreme producers in most domains.
If every star programmer/engineer died, a lot of things would stop working, but people would at least live long enough to maybe deal with it.