Thanks for this great example of how much metadata can work against the person generating it.
And I also want to thank the author for the wiki regarding the identification of the MUA by the Message-ID, that was a nice new detail I didn't know :)
And I also want to thank the author for the wiki regarding the identification of the MUA by the Message-ID, that was a nice new detail I didn't know :)
They probably just don't care though because not doing so doesn't really risk anything.