Head on over to http://www.mix06.com/ and check out the sessions available, including these from the Media Center team...
The Digital Home: Designing for the Ten-Foot User Interface
Speaker: Brian Kralyevich
Focus: Designer
Delivering compelling content to television sets around the Digital Home presents new design challenges for consumer content. Join us to learn more about best practices for creating new "ten foot" user interfaces for experiences on Windows Media Center and on Xbox 360.
The Digital Home: Developing Services and Applications
Speaker: Charlie Owen
Focus: Architect, Developer
Media Center for Windows Vista gives you new ways of delivering compelling entertainment to the Digital Home. In this technical session, learn how to create rich, engaging content and services for the home, using DHTML, Windows Presentation Foundation, and the new Windows Media Center Presentation Layer. Also, see how you can take advantage of Xbox 360 to deliver those services to multiple rooms around the home.
The Digital Home: The Business Opportunity
Speaker(s): Andrew Adamyk <-- My boss. Anyone want to join me as a front row heckler...? 
Focus(s): Business Development Manager
Learn about new opportunities to expand your business and extend your audience in the Digital Home. See how Media Center for Windows Vista, and Xbox 360, enable you to deliver content and services to television sets around the home, helping you connect with consumers in new ways.
Learn more about all sessions available at https://content.mix06.com/content/sessions.aspx (or subscribe to the RSS feed at https://content.mix06.com/rss/SessionsRss.aspx).
Oh, and Joe Belfiore is keynoting 'User Experience Beyond the Browser'...
As web-based content and services become increasingly indispensable, users are expecting to interact with your offerings in new ways and in new locations. Microsoft's Joe Belfiore (Vice President, eHome division) hosts this overview of your options for boosting revenues by building "sticky" experiences that follow the user outside the browser, into the living room and on the go. Some of the specific technologies that will be discussed include: RSS, the Windows Sidebar, Office 12, Windows Mobile and Windows Media Center/Xbox 360.
Learn more about the speakers and what they are presenting at http://www.mix06.com/Speakers.aspx.