Do you feel in control of your life or enslaved by your devices? Have you risked your life texting and driving? Do you sympathize with a test group of students who endured painful shocks rather than be separated from their phones?

Before smartphones, back even before the Internet and personal computer, a misfit group of technophiles, blind teenagers, hippies, and outlaws figured out how to hack the world's largest machine: the telephone system. Starting with Alexander Graham Bell's revolutionary "harmonic telegraph," by the middle of the twentieth century the phone system had grown into something extraor...(展开全部)

Before smartphones, back even before the Internet and personal computer, a misfit group of technophiles, blind teenagers, hippies, and outlaws figured out how to hack the world's largest machine: the telephone system. Starting with Alexander Graham Bell's revolutionary "harmonic telegraph," by the middle of the twentieth century the phone system had grown into something extraor...(展开全部)