Is that insider information or just guessing?
People are blogging at teched already
It's also confirmed in a PR released today:
Microsoft Commits to November Release Date for Visual Studio 2008 and the .NET Framework 3.5
These latest releases are part of the broader Microsoft Application Platform, a portfolio of technology capabilities and core products that help organizations develop, deploy and manage applications and IT infrastructure. They also mark another major milestone leading up to the global launch of Windows Server 2008, Visual Studio 2008 and SQL Server 2008 on Feb. 27, 2008, in Los Angeles.
Product Information and Availability
Visual Studio 2008 and the .NET Framework 3.5 will be available by the end of November 2007. The .NET Framework 3.5 will also be available to end users via a free, optional download from Microsoft Update. A CTP of Microsoft Sync Framework is available today at http://msdn.microsoft.com/sync. Popfly Explorer is a hosted development environment available today at http://www.popfly.com/">http://www.popfly.com. More information about all of these releases is available at http://www.msdn.microsoft.com/vstudio.