If this [1] Lenovo employee's answer is a real deal, and this was in fact sanctioned by MS, I wonder if their actual goal was to prevent people from installing Windows 8/7/whatever. MS did go on record by saying they are willing to block people from installing old versions on new hardware. [2]
[2] http://www.theverge.com/2016/1/16/10780876/microsoft-windows...