> Assuming it's NOT biased something happened in the 2nd half of 2014 to destroy traffic to Yahoo Groups. That is the time when Yahoo! Groups fucked up their D

> Assuming it's NOT biased something happened in the 2nd half of 2014 to destroy traffic to Yahoo Groups. That is the time when Yahoo! Groups fucked up their DMARC implementation: https://groups.google.com/forum/#!topic/mozilla.support.thunderbird/lZoquwntw_M https://groups.google.com/forum/#!topic/mozilla.support.thun...