For me, this book has become all about change. In the time that I have been watching the mobile computing marketplace and developing software solutions for it, there has never been a time when there has been a more rapid series of shifts and changes. A good friend of mine tells me that this is because of market consolidation. As of the time of writing (August 2010), we’re looking at the time when the people who will be leaders in this space for the next 20 years jostle for position.