Nowadays tons of product teams and folks at Microsoft blog and some of these blogs are excellent resources on a given topic, especially since they are from the horse’s mouth. The problem has been on how do you discover the existence of a particular blog. If you go to the homepage of blogs.msdn.com it does the latest posts and also you to search, but very basic.
Now Microsoft has released Microsoft Web Feeds Home, which is a directory of all Microsoft Product Groups, Teams, Employees blogs irrespective of whether it is in MSDN, Technet (or) in other places. It has got an excellent search (Powered by MSN Search) that allows you to easily discover the blogs on a given topic. I was surprised to see there are more than 3500 entries for “Sharepoint”