Cicero's scribe invented it. Samuel Pepys, Charles Dickens and even Astrid Lindgren used it. Rivalries, adulteries and actual martyrdoms arose from it. Spycraft was reliant on it, courtroom dramas were changed by it, and feminism has an uneasy debt to it. But today, its continuing existence is at risk. So, what exactly is shorthand? What has it given us? And what would we lose if this world-changing technology disappeared? Andrew Hill follows the story from the scribes of Ancient Rome to today's takeover of AI, revealing how a system of symbols invented to speedily transcribe speech shaped the modern world and can still offer a valuable way to record, store and recall our brightest ideas today.