He discovers that McDonald's has a single call center in Colorado that takes telephone orders from customers for restaurants operating in three states. Friedman continues to present more evidence of the existence of multiple “forces” that are flattening the world. The first flattening occurred on November 9, 1989, with the fall of the Berlin Wall. This event is significant because it allowed knowledge to flow freely to places like India, Brazil, and China. The second flattening occurred on August 9, 1995, the date Netscape went public. Friedman describes two components that allow people to communicate globally, the Internet, a service that allows computers to communicate, and the World Wide Web, which hosts vast amounts of information. The third flattening factor occurred in the mid-1990s, with the advent of workflow software. Workflow software allowed geographically separated people to collaborate with each other very quickly. Web standards like HTTP, HTML, XML, and SOAP were developed so that companies and entire continents could speak the same language. The fourth flattener