Suddenly a ton of very old reviews appeared in the news discussion as if they were just posted, pushing actual news out of the first page, what happened?
That would be when I used the Quick Edit functionality to add additional subcategories to each of them... and it wasn't announced that it was going to post a forum thread.
I have disappeared them!
So, new feature, when you hit the RTX 3000/4000 pages, there's additional sub categories that you can drill down into!