14

Let me summarize what was said in commments and in chat. There are a few related feature requests on Meta Stack Exchange, but my impression is that they are unlikely to get implemented: Make the “past names” list public info for 30 days after changing your name, Keep short history of user display names. (This one is also related, to some extent: Change all @...


12

MathOverflow has been part of the Stack Exchange network for a very long time, and the Stack Exchange network doesn't enforce this. (I'm not sure how it was back in the days.) Just as in real life, several people can go by the same first and last name. This usually doesn't cause any problem; it only gets confusing when they interact (but that can be funny ...


7

It should be noted that one is allowed to change the display name at will. (This has caused some problems; I have seen the downside of being impersonated in this way.) Indeed, many of the display components of the platform are meant to be configurable. Gerhard "Let Us All Become Andru" Paseman, 2020.07.10.


4

I've tried destroying a few accounts with spammy profiles, and it takes less than 30 seconds to do each one. However, looking through the list of "autobiographer" badge recipients, I would guess we have over 5000 such accounts, and I'm not particularly inclined to repeat this process 5000 times. Based on this discussion at Meta.SE, it seems the ...


2

In addition to the wonderful work already done by Martin there is one other table in SEDE that holds past DisplayNames of users. The PostHistory table record contains for certain events a JSON blob with the voters in its Text field. The following is an example of that content {"Voters": [ {"Id":811, "DisplayName": "Shog9&...


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