Earlier this year, Microsoft said that owners of PCs with Windows 7 and/or Windows 8.1 would be able to update to Windows 10 for free for a year after the OS is launched sometime later this summer. Today, the company's head of the Operating System division, Terry Myerson, offered an olive branch to those PC owners who are running a "Non-Genuine" version of Windows to get upgraded to Windows 10 as well.
Full story from the WindowsCentral blog...