On this week’s Tech Nation, Moira speaks with Semafor Editor-in-Chief and former founding editor-in-chief of Buzzfeed News, Ben Smith, about his book, “Traffic … Genius, Rivalry, and Delusion in the Billion Dollar Race to Go Viral”. Then, Dr. Peter Diamandis, The Executive Chair of the XPrize Foundation, and host of the Moonshots podcast, about extending your life, with his book, “Longevity… Your Practical Playbook on Sleep, Diet, Exercise, Mindset, Medications, and Not Dying from Something Stupid.”