I tried pointing a text classifier at a subreddit’s comments 15+ years ago. It would be surprising if we weren’t seeing widespread use of automated moderation by now.
Interestingly, a sentence starting with “you are” ended up being one of the most damning features a comment could have with regard to civility.
Most businesses in the USA can change their hours , but the hours that make sense for them depend on schedules they don’t control.