Subject: RE: Dealing with corporate email recycling

From: <[email-masked]>
Date: Sun, 13 Mar 2022 19:23:38 -0400

On March 13, 2022 7:16 PM, Junio C Hamano wrote:
>To: Sean Allred <[email-masked]>
>Sean Allred <[email-masked]> writes:
>
>> rather than use magic comments :-) Adapting to your suggestion, this
>> might look like the following:
>>
>>     A. U. Thor <[email-masked]> <ada.example.com> <[ approxidate ]>
>
>You'd probably want a timerange (valid-from and valid-to), instead of one
single
>timestamp?
>
>Because at least three valid forms of mailmap entries should be understood
by the
>current generation of mailmap readers, i.e.
>
>    Human Readable Name <[email-masked]>
>    Right Name <[email-masked]> <[email-masked]>
>    Right Name <[email-masked]> Wrong Name <[email-masked]>
>
>the extended entry format to record the validity timerange should be chosen
to
>cause parsers that are prepared to take these three kinds of lines to barf
and
>ignore.

Could we not use SSH's ssh-keygen -V for this purpose when establishing
persistent identities independent of user/email? We already do this for
signed commits.