There's also a fair bit of "engineering for engineering's sake" (as a parallel of "art for art's sake" - "https://en.wikipedia.org/wiki/Art_for_art's_sake https

There's also a fair bit of "engineering for engineering's sake" (as a parallel of "art for art's sake" - "https://en.wikipedia.org/wiki/Art_for_art's_sake https://en.wikipedia.org/wiki/Art_for_art's_sake), "divorced from any didactic, moral, politic, or utilitarian function".