Gut 4.0

Just imagine You receive a call on your cell phone, and the caller starts telling you stuff that nobody but you knows. What you really did that night with your in-law; that time when your friend's father got a little too personal; the time you went for a drunken joyride in your dad's Mercedes. You know, stuff that you never told a soul. "Who else," it asks, "knows all these stories about you? Only a real insider like me." Hundreds of trillions of microbes, most of them in your gut, make up ...