Exactly, and some of it Open Source, and as for this new Win 10, or Win 8 for that matter might look good on tablets and mobile phones, and maybe touch screen laptops, but for Desktops this Metro i/f is diabolical and nothing they do will change my mind from leaving Win 7. I love my Aero style DT, and the way Win 7 works, so why would I want to change, when they finally decide to retire it then I will probably give up altogether and change over to Linux, rather than pay MicroSnot for an atrocious piece of s**t