CNET News - Microsoft opens a new Windows to the world

Windows 10 features you need to know about: http://bit.ly/1MwdJYh
Microsoft has just released the next version of the world's most used operating system, Windows 10. CNET's Lexy Savvides reports on what's new, how the Microsoft hopes to keep your computer secure and what happens to those who are still on Windows XP.

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