Ars Technica is saying that they contacted Microsoft and got a statement that it was a "mistake": http://arstechnica.com/information-technology/2015/10/windows-

Ars Technica is saying that they contacted Microsoft and got a statement that it was a "mistake": http://arstechnica.com/information-technology/2015/10/windows-10-upgrade-installing-automatically-on-some-windows-7-8-systems/ http://arstechnica.com/information-technology/2015/10/window... edit: that's from October 15 (Thursday) and might or might not be the same issue, hard to say.