The Sunday Times’ tech correspondent Danny Fortson brings on Adam Fisher, author of Valley of Genius: the Uncensored History of Silicon Valley as told by the Hackers, Founders and Freaks who Made it Boom, to answer five questions. 1. Who is Nolan Bushnell and why is he one of the most important figures in Silicon Valley? (7:40), 2. How did LSD and the hippie counterculture lead us to where we are today? (13:00), 3. Who are the forgotten “other guys” who have founded the biggest companies? (17:25), 4. How big a role has the stealing of ideas played in the valley's history? (29:00) 5. Are the efforts to create “another Silicon Valley” by cities round the world futile? (35:30).