Shared Memory in the Age of AI (opens in new tab)

Last week, lower Broadway disappeared under a blizzard of paper. Hundreds of thousands of people pressed shoulder to shoulder along the Canyon of Heroes, craning for a glimpse of a float, as ticker tape fell from office windows the way it has for the city’s rarest triumphs since the nineteenth century. New York was giving the Knicks a parade. It is a gloriously analog ritual—inefficient, unrepeatable, and impossible to stream. You had to be there. And that, in 2026, makes it increasingly rare...