Communication Technology Timeline

Dan Brown, Ph.D.*

This chapter follows patterns adopted in previous summaries of trends in U.S. communications media (Brown & Bryant, 1989; Brown, 2002). To aid in understanding rates of adoption and use, the premise for this chapter is that non-monetary measures are a more consistent measure of a technology’s impact than the dollar value of sales. More meaningful media consumption trends emerge from examining changes in non-monetary media units and penetration (i.e., percentage of marketplace use, such as households) rather than on dollar expenditures. Box office receipts from motion pictures offers a notable exception, with unit attendance figures reported along with the dollar amounts.

Another premise is ...

Get Communication Technology Update, 9th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.