Most game programmers are quite young, or at least the ones on Unity making their own indy game (or the loudest ones online). Essentially I reckon most of them

Most game programmers are quite young, or at least the ones on Unity making their own indy game (or the loudest ones online). Essentially I reckon most of them still had that proselytizing mindset that newbie programmers get for their first tool (religious obnoxious-ness). And Unity just pulled a "preacher sleeping with your mom" moment on that community.