I don’t think Twitter is wrong, and it is not really different from Apple not letting pornography into the App Store, but it is still deeply troubling to me at some level. And it is neither moderation like discussed in the article or censorship as discussed in the article.
More importantly I guess your main point is multi-billion dollar company mostly cares about money. To which I would say sure, what else is new? But maybe this is news to some people.