The Business of TV & Video Advertising, Explained
TV advertising once represented a world unto itself, distinct from other media channels. Audiences sat in front of their TV sets and watched programming at scheduled times. Commercials were sold by national broadcasters, local affiliates, cable networks, and distributors, usually on a GRP basis. Advertisers were content to leverage TV for reach — without drilling down into who exactly they were reaching. The vocabulary of TV advertising was insular and consistent.
As you know, that train has left the station.