Paul Thurrott said last week that Windows 9 will be shipped in April 2015. Now the well known leaker WZor has tweeted in response to the earlier speculation that Microsoft will RTM (release to manufacturing) Windows 9 by 21 October 2014. 
This is the tweet:
Microsoft will also release three milestone releases (Beta, Release Candidate, etc.) of Windows 9 before its final release so does it mean we can see the news (or leakes) of earlier versions of Windows 9 within 4-5 months? 