Looks like Google is doing something to search again, as a lot of people have noticed major traffic drop on or after the 22nd. Just look at my webmaster tools screenshot, you will see there is an instant drop that starts on the 22nd and continues downward.  I now have only half the visitors that I once used to receive (thanks to whatever Google is doing now).   traffic drop google update Read all the comments of all the people that have experienced this. http://www.seroundtable.com/google-update-17268.html