Whether it's a professional, academic keeping people out by using certain mystifying language, or technologists presenting their work as incredibly complicated, no one can understand it (especially not "moms," who are always invoked as the ultimate know-nothings, which is incredibly insulting to a whole lot of people).
We still retain in Britain a deeper sense of class, a more obvious social stratification, and stronger class resentments, than any of the Scandinavian, Australasian, or North American countries.