There has been lot of requests to show how the individual packages in aura, can be made use inside the framework. So today I am happy to announce that there is a work in progress to make the framework documentation better. I have already started the work on the same.
He already has some sample chapters online and some example code based on the concepts. If you're interested in the book or the framework and want to put your two cents in, consider joining the Aura Google Group and giving your feedback.