Comment (by Roland Haas):

Old messages will not have their archived content updated, similarly the digest may take a day or so to show anything. The first email that will look ok is likely going to be the one where you say “I still see the same messages”.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2523/the-trac-mailing-list-could-have-more