Todd Bishop has compiled one of the more comprehensive Microsoft blog lists I've seen.  Everything is covered here from employee blogs, to blogs covering the company, to blogs from competitors, detractors, adversaries, etc.  It's a great resource.

 

This is NOT the way a vendor should handle a vuln disclosure.

 

I WANT.

 

Speaking of that, here's a fascinating article on the design of the Xbox 360 from a brand perspective.