Five companies in Silicon Valley run the online world–which gives them enormous offline power. Greg Olear talks to Tom Kemp, the Silicon Valley-based CEO and entrepreneur and author of “Containing Big Tech: How to Protect Our Civil RIghts, Economy, and Democracy,” about the perils of Big Tech: what they do, what they shouldn’t be allowed to do, and how the government can contain the industry. Plus: ask your doctor if CRUZAC ©  is for you! Follow Tom:https://twitter.com/TomKemp00Visit his website:https://www.tomkemp.ai/Order the book:https://www.amazon.com/Containing-Big-Tech-Protect-Democracy/dp/1639080619