[jwarden]

The definition of censorship certainly doesn't entail a small group of powerful and unaccountable people. Below are a couple of definitions I have found online.

I think people may be more outraged by censorship if it is done by a small group of powerful and unaccountable people. But censorship that is approved of by the majority is still censorship. And it can still be wrong, for the majority is not always right.

Cambridge Dictionary: a system in which an authority limits the ideas that people are allowed to express and prevents books, films, works of art, documents, or other kinds of communication from being seen or made available to the public, because they include or support certain ideas: https://dictionary.cambridge.org/dictionary/english/censorsh...

ACLU: "the suppression of words, images, or ideas that are "offensive": https://www.aclu.org/other/what-censorship