And are debating about doing that again. The only thing preventing this is when a post is flagged inappropriate, the user can’t edit their post to make it visible again when you have a short edit window 
I take that back, @eviltrout fixed that bug, so it should be okay with a smaller edit window.
https://meta.discourse.org/t/posts-hidden-via-flagging-cannot-be-edited-if-beyond-the-maximum-edit-time-limit/20029