Cell Phones (Technology 360) (repost)
Cell Phones (Technology 360) by Andrew A. Kling
English | 2009 | ISBN: 142050164X | Pages: 112 | PDF | 4,8 MB
English | 2009 | ISBN: 142050164X | Pages: 112 | PDF | 4,8 MB
The cell phone is a marvel. The wireless technology behind it has revolutionized how billions of people around the world communicate. It was introduced in a few select areas in the early 1980s, and now the technology is used everywhere. People living in areas that were once considered too remote for wired telephone networks now have the ability to stay in touch wirelessly …
The cell phone is an instrument of social change. It has changed how and when people communicate with friends, family, and colleagues. Some people only use their cell phones in emergencies or when traveling, but most people use them throughout the day as a networking and entertainment tool.
The definition of out of the office has new meaning since cell phone users can now conduct business from anywhere