That's, I suppose, the view in "certain parts of the worlds". In some other parts of the world, it is considered meaningful to learn a subject because one is p

That's, I suppose, the view in "certain parts of the worlds". In some other parts of the world, it is considered meaningful to learn a subject because one is passionate about it, and therefore is not a "waste of life". Additionally, consider that some non-STEM degrees may produce trained thinkers (e.g. philosophy), which may turn to STEM careers in an indirect way; I've witnessed this on both sides - employees (careers) and employers (hiring).