Asif Kapadia: Pushing the boundaries of film-making

Sarah Montague speaks to award-winning film-maker Asif Kapadia. His latest film 2073 combines science fiction with documentary to paint a bleak picture of our possible future: a world destroyed by climate change, authoritarian dictators and tech oligarchs. Why produce something so political now?

(Photo: Asif Kapadia in the Hardtalk studio)