Why wouldn't they? There are probably loads of people here who don't work in tech whatsoever. (e.g. myself: a holder of degrees in English and classical piano;

Why wouldn't they? There are probably loads of people here who don't work in tech whatsoever. (e.g. myself: a holder of degrees in English and classical piano; a student and part-time shop assistant. Programming/tech/science related interests are only a hobby.)