Examine the history of tech to uncover stories that help us illuminate the present and predict the future. From the world's first cyber attack in 1834, to 19th century virtual reality, The Economist's Tom Standage and Slate's Seth Stevenson find the ancient ingenuity that our modern digital technology can learn from, and expose age-old weaknesses we are already on a course to repeat. Only by discovering what time has to offer can we really learn about ourselves, and can we reveal the secret history of the future.