Why are you stuck with [fill in name of your cable company, whom you probably hate]?

What happened to good ol' American free-market competition when it comes to cable and internet service? Why do the Brits have choices while most Americans are stuck with our single local provider, which accordingly has little incentive to improve price or service?

In an illuminating podcast from earlier this month, including interviews with key U.S. and U.K. regulators, NPR's Planet Money explains.