One thing is clear that the new version of window is not ‘Windows 9′ or Windows TH’ , but it is called Windows 10.
There are alot of questions in mind about new version Windows 10. It is more charming and advanced then the previous version Windows 8.
You can see the live show at : Live from Microsoft’s Windows 10 event OR at Microsoft’s Windows 10 event in San Francisco: Updated live blog
One more thing Joe Belfiore says that if the ‘Window 7’ was yesterdays ‘Toyota Pruis’ then the upcoming ”Windows 10” will todays ‘Tesla Motors”.
See more detail about “Windows 10” at Microsoft announcing Windows 10