Stephen Wolfram answers questions from his viewers about the history of science and technology as part of an unscripted livestream series, also available on YouTube here: https://wolfr.am/youtube-sw-qa

Questions include: ​Were the 70s truly the golden age of electronics? - What's the history of hacking? When did security risks become a prominent issue? - ​Did you get to know Carver Mead at Caltech? - What progress did the antigravity research movement gain in the 50s–60s, and why did research eventually stop?