Part one of term paper
I am writing this essay on a Macintosh computer, a machine that replaces the gears and levers of a typewriter with a microprocessor, electronic circuitry, software, and a display screen. On the floor is a modem, which lets my computer talk to other computers over the phone lines. There are more than 30 million people on the Internet whom I ...

Part two of term paper
... computers and communications that might enliven my essay, and keep it current. Occasionally I broadcast requests for information. On top of the modem sits the telephone, and that, too, ties me in to an information network. There are more than 500 million phones in the world, and if I knew the number and were willing to pay the bill, I could reach any of them. And as I do my work, I almost always have the radio on, picking a station from dozens of possibilities of broadcast entertainment and news. ...