I’ll start by admitting this feels a bit unfair since I’ve taken to using a filtered version of our Latest page:
Even with the filter applied, it looks like I get an unfiltered version of the “new or updated topics” notification for the page. In this example the notification simply disappears:
More usually a bigger number has racked up since my last refresh of the page, e.g. 30, and clicking the notification will get me… 4 new topics at the top of the list.