Migrated questions retain old usernames on Community Wiki questions
19126
Old usernames stick to Community Wiki posts
22176
Keep short history of user display names
123052
Create an Accept Migration voting mechanism for migrated questions
88771
Is there a way to remove community wiki status?
99759
Deleted users still leave some trace behind
6424
Comment authors are not getting migrated
105134
Why isn't the username obfuscated as one of the close-voters once the user is deleted?
116485
Is it possible to reverse the migration of a question?
113991
Questions auto bumped by the Community User even though they are locked
93236
Migrated questions don't show a "last activity" status in the questions list
16962
Can a question be restored if the owner deletes it?
24390
A migrated question's "newness" should be based on when it was migrated
120914
Stack Overflow meta migration - historical questions
60643
Should Stack Overflow/Exchange have a mechanism for marking obsolete questions?
49817
Change name on the main Stack Exchange profile
103941
Allow users to migrate their own question
135805
Can we restrict the ability of users to keep changing their names?