We should add that
We usually sticky a link of the discussion thread in content threads. But we lost all the stickied posts when we moved to a new server.
I can bring up at least one reason against any host sites why we should ban it, but we can't ban every hosts. We only do it when there is a very strong reason.
You can filter threads by Views with the filter button.
I know it is not the same, but if you search the post ID you will see all the replies that quoted the original post.
Yeah, a more detailed response for you:
What guests can see is intentional, they cant see everything (links, linked images etc) but they can see some stuff (saint, redgifs embeds etc.).
When using jpg4.su you need to use bbcode medium linked and not full embed.