When the threads from the old ArcGIS Forums were migrated there were a few posts that had broken links and missing quotes. The links looked active, but when you clicked on them they did not do anything. The quotes referenced some metadata, but none of it was usable. Here are some examples of what will be fixed:
This fix is planned to take place December 19th at 5:00PM PDT - December 20th at 5:00PM PDT. During this time you will still be able to access GeoNet, but you will not receive any email notifications as that function will be temporarily disabled.