Among the many faces of globalization, none has grown more rapidly than Internet usage. In 1995, there were about 16 million users of the Internet, representing 0.4 percent of the world’s population. By 2014, that number had swelled to almost 3 billion people, or 41 percent of the world’s population. That kind of connectivity had profound implications for business, education, religion, social relationships, and politics. Source 23.4 shows a scene from the Arab Spring uprising in Cairo, Egypt, in early 2011 and illustrates the role of Internet-based social media such as Facebook and Twitter in mobilizing support during such protests. The sign around the young man’s neck reads: “The age of fear has come to an end.” It referred to the regime of longtime dictatorial ruler Hosni Mubarak, which was eventually overthrown in the uprising.