经济活动千变万化，经济模式不断变迁。在２０世纪５０年代，随着第一代商用计算机的出现，风光了２００年之久的工业生产模式让位给了信息经济的计算机。但在新经济初露端倪的早期，计算机这个新工具却按工业时代的方式使用着，像—台搅拌机，碾压出数据，存放到所谓的数据仓 The ever-changing economic activities, economic patterns continue to change. In the 1950s, with the advent of the first generation of commercial computers, the 200-year-long model of industrial production gave way to a computer with an information economy. However, in the early days of the new economy, the new computer tool was used in the industrial age, like a mixer, rolling out data and storing it in so-called data warehouses