This book explains how the future will get better, much better, and not just the distant future. It's the near future that is getting much better, and things are getting better right now.
So what kinds of things are the authors talking about? Technology, medical care, freedom, water availability, energy, etc. This is coming about due to exponential advances in nanotechnology, networks, robotics, artificial intelligence, and 3-D printing. (Check out Chapter 6 for ideas on investment industries for the long term.) In addition, it is the growth of do-it-yourselfers and small groups that is speeding along the changes for the better.
One of the key concepts of the book is that poverty, hunger, lack of affordable energy, illiteracy, and worldwide health issues will be greatly reduced if not eliminated; however, not due to the efforts of any government, but by individuals, especially technophilanthropists.
Chapter 14 is about education. It has some interesting ideas about how video games are great for learning, not just for kids, but for pilots and surgeons. The following chapter covers zero-cost diagnostics, which means the cost of determining medical issues that individual people have can be brought down to the cost of pennies. Did you know that unrolling Scotch tape can generate X-rays?
Chapter 16, the chapter on Freedom, was fascinating. Did you know that the violent Marxist-Leninist insurgency group in Colombia called FARC, which was responsible for terrorism and numerous kidnappings, was brought down by one Facebook page?
The glass is definitely half full, as a matter of fact, the glass is almost full according to Diamandis and Kotler. Take a look. Get a copy of Abundance: The Future Is Better Than You Think.