Windows Vista build 6000.16386 was released to manufacturing on November 8, 2006.
Microsoft Knowledge Base Article 927239 contains the following Session Summary:
Wednesday, November 22, 2006 10:00 AM Pacific Time
This WebCast makes side-by-side comparisons of the Windows Vista and the Microsoft Windows XP operating systems. If you are not sure that you want to upgrade to Windows Vista, this WebCast will show you why you should make the move now!
This is a Level 100 session that will be presented by Derek Torres.
Derek Torres is a writer and author. He has written or co-written books about Windows XP and Windows Vista, in addition to books about Windows Live and BusinessObjects. He has also contributed to Microsoft Work Essentials and Windows Vista Expert Zone, and has also written for other industry magazines. He is also the co-founder of Standard 6, a Paris-based consulting firm.