For three-quarters of the jobs created in the US since the recession began, wages are barely above the minimum wage. At the same time, there are still more millionaires and billionaires in the United States than in any other country in the world. In this book, Tyler Cowan offers his explanation of this phenomenon: those who earn a lot enjoy great advantages of artificial intelligence in analyzing data and achieving better results; those who earn little have no experience of interacting with most new technologies and therefore have very poor prospects. Almost all sectors of the economy are less and less dependent on manual labor, and this fact forever changes the world of labor and wages. A quiet life somewhere in the middle ended.