Chapter 1. Introduction
A change of scene
Most viewers receive analogue television via terrestrial, cable or satellite transmission.
VHS video tapes are the principal medium for recording and playing TV programs, movies, etc.
Cell phones are cell phones, i.e. a mobile handset can only be used to make calls or send SMS messages.
Internet connections are slow, primarily over telephone modems for home users.
Web pages are web pages, with static text, graphics and photos and not much else.
Video calling requires dedicated videoconferencing terminals and expensive leased lines. Video calling over the internet is possible but slow, unreliable and difficult to set up.
Consumer video cameras, camcorders, use tape media, principally analogue tape. Home-made videos generally stay within the home.
Most viewers receive digital television via terrestrial, cable, satellite or internet, with benefits such as a greater choice of channels, electronic programme guides and high definition services. Analogue TV has been switched off in many countries. Many TV programmes can be watched via the internet.
DVDs are the principal medium for playing pre-recorded movies and TV programs. Many alternatives exist, most of them digital, including internet movie downloading (legal and not-so-legal), hard-disk recording and playback and a variety of digital media formats. High definition DVDs, Blu-Ray Disks, are increasing in popularity.
Cell phones function as cameras, web browsers, email clients, navigation systems, ...