“Radio is free,” my mother said. “Why would anyone pay for this?”I asked her whether she paid for bottled water.In 1998, Dan Murphy walked away from a VP title at Sony, fifteen years of relationships, and one of the most respected brands in the world — to join fourteen people in a rented basement office with bright orange walls, an $80 million FCC license, and roughly twelve months of money left. The plan was to build a radio network in space and convince a country that had...