When the pirate operator Oliver Smedley shot and killed his rival Reg Calvert in Smedley's country cottage on June 21, 1966, it was a turning point for the outlaw radio stations dotting the coastal waters of England. Situated on ships and offshore forts like Shivering Sands, these stations blasted away at the high-minded BBC's broadcast monopoly with the new beats of the Stones and DJs like Screaming Lord Sutch. For free-market ideologues like...