If you haven’t noticed it already, I wrote a guest post over on SheGeeks entitled FriendFeed And Your Personal Brand.  If you have 5 minutes, please go check it out!  I think I make a good argument for FriendFeed being a good medium in which to promote yourself via the community:

With the right approach, FriendFeed can not only be a valuable source of news and new opinions, but also a fertile, open community where you can make your name known.