Collapse of the Berlin Wall – 11/9/89: Friedman called the flattener, “When the walls came down, and the windows came up.” The event not only symbolized the end of the cold War, it allowed people from other side of the wall to join the economic mainstream. “11/9/89” is a discussion about the Berlin Wall coming down, the “fall” of communism, and the impact that Windows powered PCs (personal computers) had on the ability of individuals to create their own content and connect to one another. At this point, the basic platform for the revolution to follow was created: IBM PC, Windows, a standardized graphical interface for word processing, dial up modems, a standardized tool for communication, and a global phone network.