Something big is happening, as Reddit seems to have purged literally every NSFW sub they know. Reason is always "unmoderated" despite some of the banned subreddits being fully moderated.
<tinfoil hat>
Other corporate social media has also had "bugs" that delete or hide advertiser unfriendly content, with staff scrambling to go "oopsie!".
That ain't a bug, they're testing something.
</tinfoil hat>