According to reports from MSFTKitchen December last year, stating that Microsoft will likely release a new operating system in July 2011. Meanwhile, Microsoft also will release Windows Server 2012 and Office 2012 that will be published in July 2012.
And from a blog on MSDN's Microsoft employee named Chris Green has information about the release date of Microsoft's products in the future, including Windows 8, Windows Server 2012 (Windows 8 Server) and Microsoft Office 2012
Statement of Chris on his blog:
"The content of this site are my own personal opinions and are not intended to Represent my employer's view. These postings are provided "AS IS" with no warranties, and confer no rights. "
Windows 8 Release Date :
RTM: Friday, July 1, 2011
Mainstream Support: Friday, July 1, 2011 – Thursday, July 1, 2016
Extended Support: Friday, July 1, 2016 – Thursday, July 1, 2021
Windows Server 2012 (Windows 8 Server) :
RTM: Monday, July 2, 2012
Mainstream Support: Monday, July 2, 2012 – Friday, June 30, 2017
Extended Support: Monday, July 3, 2017 – Friday, July 1, 2022
Office 2012 (Office 15) :
RTM: Monday, July 2, 2012
Mainstream Support: Monday, July 2, 2012 – Friday, June 30, 2017
Extended Support: Monday, July 3, 2017 – Tuesday, July 5, 2022
If the above information is true, then it indicates that market competition increasingly fierce Operating System. Especially with the presence of Operating System Google Chrome. And of course Microsoft remains ambitious to win the competition and market control of Operating System. Moreover, with the presence