More than 1,400 stations, up from fewer than 20 in 1949. Only 172,000 sets in 1948, sale of new sets grew at rate of a quarter million per month during the next two years. Five million per year in 1950s. Now more than 22 million per year.
Most families have at least two sets.
Average viewing more than four hours per day. Most time-consuming activity besides sleeping. Medium is the message. TV is so pervasive it has become a lifestyle. Spend time with family, friends, reading, active sports, etc.