User blog comment:TimmyQuivy/On the Importance of Upgrading MediaWiki/@comment-26126721-20200508012749/@comment-24155515-20200508054802

It's because they're building it off Discussions, IIRC, though their reason for doing so doesn't appear to be very well detailed, AFAIK.

I'll probably just take the wiki I run back to talk pages for the user namespace if nothing changes, but said wiki is also pretty quiet and its most common wall posts nowadays are welcome messages (left by a bot) and block messages (a template)...