As you may know we are nearing the end of the Office 2007 beta and we are getting ready to release Office 2007! Office 2007 is schedule to be available to business customers (and I assume MSDN subscribers) in Oct 2006 and it will be available to consumers in Jan 2007.

Source: http://blogs.msdn.com/descapa/archive/2006/10/18/next-steps-with-connect.aspx