Jan 31st Windows 7 - The next Operating system

Microsoft is ready to release the next stage in its trials of Windows 7 according to the "Engineering Windows 7" blog. Windows 7 is set to supercede Windows Vista by the end of 2009.

Read more about it here:
http://blogs.msdn.com/e7/archive/2009/01/30/our-next-engineering-milestone.aspx