New Jersey still does not allow self-pumping and never did, by law. I think the idea is to preserve jobs.
I don't care what the idea is, it's annoying, insulting, and backwards.
It's super annoying, unless it's raining or really cold out.
It used to be commonplace to tip gas station attendants everywhere in the US back when boomers were growing up; full-service was the norm and the attendants would check your oil and clean your windows.