There has been a recent spate of Channel9 videos from VC++ team members:

Louis Lafreniere on the VC compiler back-end: http://channel9.msdn.com/Showpost.aspx?postid=192143

Jim Hogg on Phoenix Codegen Framework: http://channel9.msdn.com/Showpost.aspx?postid=188589

Martyn Lovell on the safe C++ run-time library: http://channel9.msdn.com/Showpost.aspx?postid=186406

Brandon Bray on C++/CLI: http://channel9.msdn.com/Showpost.aspx?postid=181706

All good stuff!