User blog comment:Rappy 4187/Technical Update: January 18, 2016/@comment-1824272-20160119133414/@comment-452-20160121151943

5.5. Due to the both system-breaking and other small, annoying bugs: users don't use the new feature. (Or admins don't enable it!) Due to the feature not being "popular", Wikia Staff don't prioritise it for bugs and improvements, despite the fact that the bugs and other problems are the reason it's not popular.