Another good article by Guy Kawasaki on Twitter. I have to say, I'm still only getting to grips with it and haven't been twittering much myself but it is fast becoming my main news source (at least from the pov of tech news).
Last week Google settled a suit brought by the Authors Guild. They will now have the right to publish millions of books online and make them searchable. Here is Osterwalder's take on the business model.