Science author Steven Johnson discusses the legacy of “Spacewar!”, one of the earliest and most influential computer games. Johnson explores this story and more in his latest book, “Wonderland: How Play Made the Modern World” (02016). This clip is from the Q&A with Stewart Brand, who wrote a Rolling Stone article on the game in 01972. The Long Now Seminar “Wonderland: How Play Made the Modern World” can be watched in full here.