Name changes remain in revision history

Question

User Forgiver recently changed their name from Moderator (follow the discussion on User named Moderator). While everything on the site now reflects the updated user name wherever it's displayed (comments, old/new posts, etc) the revision history display (not the actual revision history) still uses the older/obsolete name:

Answer 1

This has been designated status-bydesign on Meta.SO. And, while the questions linked there have been successfully adjusted to reflect updated user names, some posts still hold an incorrect username in the revision history (like the one linked in the question).