Trying to give something back to the Community...
In case you missed them, the following posts were published on the System Center Configuration Manager Team Blog for the time period January 21st – January 29th, 2009:
TechEd 2009: Configuration Manager 2007 Pre-Conference Seminar
MMS 2009 - Session list now available
Can I Use a Public CA for Configuration Manager Native Mode?
Does Configuration Manager Native Mode Have to Use a Single CA Hierarchy?
http://blogs.technet.com/wemd_ua_-_sms_writing_team/archive/2009/01/30/round-up-of-new-posts-on-the-configuration-manager-team-blog-jan-21-jan-29-2009.aspx