The biggest tech companies generate enormous wealth and power by harvesting information about people. Its called surveillance capitalism. As author Rana Foroohar puts it, as a commodity, data can be thought of as the new oil; and the Googles and Apples of the world, the new too big to fail tycoons. Foroohar is a Global Business Columnist and Associate Editor at the Financial Times. She spoke before an audience at Politics and Prose Book Bookstore in Washington DC in November 2019. Her latest book is Dont Be Evil: How Big Tech Betrayed Its Founding Principles"and All of Us.