Perhaps he thinks that the move to whatever-the-FB-version-is-called is just a matter of novelty appeal, and rebranding would bring people back. ... ...
It sounds as well thought out as anything else so far. Apparently he was hoping one of his fanboys would post an X logo he liked enough to use for the official design.
Everybody who still bothers is still going to call it Twitter, then hit up friends for their BlueSky codes.
Sounds right.