In modern terms I think that it comes down to preparation and observation. Everything comes down to filters. Did you ever notice that after you bought something new, a red car or a white phone, suddenly you see so much more people driving red cars or using white phones? You ask yourself, how is this possible? Well, your brain has a new filter and now you are primed on those things, it pretty amazing.
But besides highlighting the hits and famous stories of Steve and his companies this particular book gives a very candit view on the development of THE pioneer of the computer industry. In itself it is a perfect addition to the official biography written by Walter Issacson called "Steve Jobs" in 2011.
Why this book matters