I think the point of reading the book is you will see the ideas in the summary, but may not believe they are true. The book is there to convince you through data, logical arguments, and stories that the ideas are true. In addition, repetition is one of the most valuable techniques for actually remembering things.
I agree with him about the smartphone cancer that has crept into all our lives though I imagine there will be much worse distractions in the near future like deep learning phones that can tell us everything going on in a room the moment we enter it (since everybody else also has the same device). Permanent HUD like a James Cameron scifi
What information would be on this HUD? Do you mean real-time voice analysis?
Link please.
http://calnewport.com/blog/2012/11/21/knowledge-workers-are-...