The Internet has radically changed how companies conduct commerce. The Internet is the main vehicle by which businesses contact customers, handle customer service, and interact with internal staff. The Internet is particularly attractive to young people, many of whom grew up with the Internet as a part of their daily lives. Web sites that are well designed and make it easy for customers to find what they need and to check out, lessen customers' desire to actually speak with or e-mail a customer service rep. A well-designed, easy-to-use web site, an extranet, saves costs for businesses. Extranets are online e-commerce sites where consultants, partners, and customers access particular databases and services. The Internet is not a single entity. It is made up of multiple large networks connected to each other by routers and switches and with growing amounts of capacity enabled by the following advancements: fiber- optic cabling, and more powerful servers and computer chips, all of which have resulted in higher-capacity broadband fiber-optic networks. Streaming is a major disrupter of home entertainment and pay-TV. It has been enabled by both the Internet and home Wi-Fi. The number of people using streaming www.TechnicalPDF.com services has grown every year since Netflix first offered it in 2007 and many analysts expressed skepticism over its future. Streaming is widely available worldwide in developed countries in Asia, Europe, the Americas, and some countries in Africa. The rise of streaming has caused the bankruptcy of Blockbuster and other DVD retailers, and decreased the number of people subscribing to cable TV packages. Importantly, it's changed the way people get their home entertainment. Because of its acceptance, pay-TV providers now offer their own streaming services with content they create, own, or lease. For example, Verizon owns Yahoo!, and AOL, which they merged into their Oath unit, and AT&T, which owns DirecTV, purchased Time Warner, the owner of HBO. Furthermore, Comcast owns NBC and Universal, with