Orlando is the place to be for TechEd 2007. Check out the TechED 2007 virtual site built using MOSS with Silverlight integration. Zac is there and you can follow his posts on his blog.

Virtual TechED and Silverlight videos are here:

http://www.virtualteched.com/pages/videos.aspx

New Zealand TechEd 2007 is just a few months away. Registrations have already started.