An astronaut writes a Tripadvisor review of life in space. King John calls in to prompt an excellent conversation about food as medicine... and how private insurance may help you eat healthy. A European Conspiracy Realist provides context on the idea of mandatory speed limiters -- and why people in the US seem more bothered by it than people across the pond. Charlie describes bizarre experiences with targeted advertising. All this and more in this week's listener mail segment.  They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/ See omnystudio.com/listener for privacy information.