Self-publishing has long since been possible through Amazon, but you won't catch us kvetching about a little competition in the market place. In an attempt to do for indie writers what InstantAction has done for indie game developers, Barnes & Noble has just announced its intentions to open up a self-publishing portal this summer. We wouldn't say that the PubIt! name is the greatest of all time (for a variety of reasons, frankly), but the world's largest bookseller is hoping to expand its importance in the digital realm by giving wannabe authors the ability to upload a