Beta version 0.2 of the book was started on 2/25/10:

original chapters from beta version 0.1:

1. introduction
2. the age of distraction
3. the importance of finding focus
4. the beauty of disconnection
5. focus rituals

new chapters:

1. a simple system for getting amazing things done
2. the power of a smaller work focus
3. limiting the stream
4. slowing down
5. going with the flow

This was the second version of the book. It only contained these 10 chapters, each chapter fairly short.