If you're worried about people who literally have no opinion or preference about the tech stack they use taking your job... actually, I don't have anything witt

If you're worried about people who literally have no opinion or preference about the tech stack they use taking your job... actually, I don't have anything witty to say beyond those people are not going to take your job. Those people will go back to selling real estate or whatever it was they were doing before someone convinced them to take a nine week bootcamp.