‘Oppenheimer’ and the Siren Song of World-Ending Technology

Christopher Nolan’s blockbuster hit “Oppenheimer” tells the story of the father of the atomic bomb and the invention he hoped would end all wars. (Spoiler alert: It did not.) On “Matter of Opinion,” the hosts discuss how history should view J. Robert Oppenheimer — naïve martyr or crybaby? — and whether we have more to fear from nuclear weapons in the age of artificial intelligence.