On Sat, May 10, 2025 at 05:27:51PM -0400, Kurt Hackenberg wrote: [snip] > > It sure would be a lot simpler to: > Eliminate commands "(un)subscribe" and "(un)lists" > Eliminate $auto_subscribe > Identify messages from lists by List-ID: > Make <list-reply> only send to List-Post:, and fail if it's absent > > There are more complex possibilities, too. >
Relying on List-Id and using List-post would work for most mailing lists but not absolutely all of them. I have a couple where I have to use x-mailing-list to identiify it as a mailing list and I wouldn't be surprised if there are other exceptions. -- Chris Green