Re: treatment of gmail "reply" to a GIO message
Unfortunately not true. Some MUAs (e.g. Thunderbird) make "reply toHere's some more history on the subject:
In short, the inclusion of List-Post proved problematic due to what I consider a Thunderbird bug*, but it was added back specifically for groups set with Reply To = Sender.
It makes sense to me that List-Post should /not/ be included if the group is also set to "Remove Other Reply Options".
*The maintainers of Thunderbird do not agree. Last I looked the bug report was marked "won't fix". There is a config option for it though (which I set two years ago and have forgotten about since).
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