With Francine Stock The West Wing creator Aaron Sorkin discusses his biopic about Apple founder Steve Jobs and why the relationship between the character and the real person is the difference between a building and a drawing of that building. Director Sean Baker reveals how he made a feature film, Tangerine, with two smart phones, and why he'd still prefer people to watch it on a big screen. Documentary-maker Saeed Taji Farouky talks about his experiences of being embedded with the Afghan National Army in one of the most dangerous regions in the world. And a sound editor responds to bird-watchers' complaints about birdsong being used in the wrong movie locations. Image: Michael Fassbender portraying Steve Jobs. Image credit: Universal Pictures.