"Publications in the Twenties included Time magazine and Readers' Digest, started by De Witt and Lila Wallace as a "condensation" of news and entertainment articles...

"Advertising was done primarily in newspapers or periodicals. As industrialization and mass production grew, the advertising field began developing...

"Television was poised to dominate the media industry in 1950.  There were 3.1 million television sets in American homes, and over 100 television stations operating...

"Politics and the Media: In Russia, Vladimir Lenin, founder of the Russian Communist Party, successfully launched a revolution through an illegally produced newspaper, Pravda... 

"Newspapers had only one section (an average of 12 pages) and were visually crowded, with a variety of stories in simple language, usually to do with local government and business issues...

"Cinema had become a big business.  In the USA, large companies started buying production studios to film in, national distribution networks to circulate their movies, and chains of the biggest and best cinemas to exhibit their movies... 

"The Internet links people and allows users from all walks of life, all around the world to communicate with one another.  Authors can distribute their Web pages by being linked to an infinite number of sites and indexes...