According Wzor, Microsoft has updated their schedule, and that Windows 7 will enter RC-Escrow in the last week of April, while the fully fledged Release Candidate is planned for availability by the end of May 2009.
Note: An Escrow Build is a build where development halts and developers & beta testers start testing the product for any show-stopper bugs. Microsoft always emphasizes this to testers to concentrate only on the regressions and confirmation of fixes when asking for feedback on escrow builds.
Here’s the updated schedule:
Windows 7: The most recent build compiled is build 7061 on March 11, 2009; Internal RC-escrow builds of Windows 7 & Windows Server 2008 R2 will be delivered to select testers on the fourth week of April 2009B; Release candidate for Windows 7 & for Windows Server 2008 R2 will be released to the public during the last week of May 2009
Office 14: First beta of Office 14 will be released in early July and will not be available for public testing; Second beta version of Office 14 will be released in early November; Final RTM release of Office 14 is scheduled in early March 2010
Microsoft Exchange Server 2010: The RTM release of Microsoft Exchange Server 2010 is planned for early October 2009