Hi Jean, I still think it would be a good idea to reword https://lilypond.org/contact.html
to make it clear that subscription is wanted. Cheers, Valentin Am Mittwoch, 22. Februar 2023, 23:24:18 CET schrieb Jean Abou Samra: > Le mardi 21 février 2023 à 23:36 +0100, Jean Abou Samra a écrit : > > Hi, > > I've not been an admin of this list for very long, yet I'm already weary > > of telling people who post without being subscribed to the list that they > > should subscribe in order to avoid each of their messages being manually > > approved. I wonder what you (meaning everyone, but especially Mark, the > > other admin) would think about changing the list configuration to reject > > post from non-members instead of holding them on moderation, with a > > message such as “Welcome to the lilypond-user mailing list. We apologize, > > but in order to prevent spam, we need you to subscribe to the list before > > you post. Please fill out the subscription form on > > [https://lists.gnu.org/mailman/listinfo/lilypond-user](https://lists.gnu. > > org/mailman/listinfo/lilypond-user). Once you are subscribed, you will > > receive all posts to the list, so you can help out other people as well. > > However, if you only wish to interact with this list infrequently, you > > may disable mail subscription in your membership preferences after you > > have subscribed. If you believe you are already subscribed to the list, > > it probably means that you accidentally posted from a different email > > address than the one you are subscribed with. If you have any question or > > encounter problems, feel free to contact the list admins at > > lilypond-user-ow...@gnu.org” On the plus side, this means that instead of > > delaying the message until Mark or me looks at it, the feedback will come > > instantly. > An update on this: > > It turned out to be a really bad idea. Fortunately, Bob Proulx, an admin > on GNU's Mailman server, noticed the change and explained why. > > The problem is > [backscatter](https://en.wikipedia.org/wiki/Backscatter_(email)). If a > spammer sends a spam while making it look like > it comes from a real address that is not subscribed to the list, > the person this real address belongs to receives an automated > message from the list, which is viewed as unsolicited. Not only is that bad > for this person, but it leads to DNS blacklisting for lists.gnu.org, > which affects all GNU lists badly. > > I apologize for this; I didn't realize this implication at all. > The change has been rolled back and things will just remain as they > were before. Thank you Bob! > > Jean
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