On Thu 01/May/2014 17:18:38 +0200 Dave Crocker wrote: > On 5/1/2014 8:22 AM, Phillip Hallam-Baker wrote: >> Spam filters should know about things as important as mailing list >> subscriptions. +1 > We have about 20 years of spam filtering experience in the industry. > The quality of modern filters is astonishingly good; it's the only > reason email remains viable for users, in spite of open-Internet spam > traffic being far above 90%. > > I believe that little or none of that filtering includes awareness of > mailing list subscriptions. So while the above is an interesting and > possibly useful line of pursuit, it's not clear how it can be elevated > to the status of 'should'. It is certainly useful to simplify spam filtering. I think there would be consensus on 'should'; not on 'must' because of privacy considerations. > Note that historically, mailing list operators have been resistant to > the imposition of technical or operational changes. I'm not clear what you mean. Is there a standard that defines mailing lists? Ale