Today an unusual foreclosure-prevention measure is one step away from final passage. California's Homeowner Bill of Rights has been promoted as a way to protect homeowners by banning complicated practices and ending red tape. And the Romney and Obama campaigns use sophisticated consumer research tools to track likely voters on-line. This has led to some interesting results, for instance, martial arts fans aren't likely to vote for Romney, but people who share recipes are. And it's been one very long, very good dream for Katy Perry. Her 2010 album Teenage Dream led to eight single releases and her new movie "Part of Me" is due out July 5. Two years later, we wondered how exactly the pop princess is able to continue recycling content to such success. Sasha Frere-Jones, staff writer and pop music critic for the New Yorker, joins the show to discuss Perry's staying power and the changing pop music industry.