The document discusses how mass media has become integrated into everyday life. It notes that adults now spend over 12 hours per day using mass media through various means like online news, social media, streaming services and more. It also describes how mass communication has become wireless through mobile devices and how the communication process works through intrapersonal, interpersonal and mass communication. Finally, it briefly outlines some of the major mass media industries like books, newspapers, television and their business models.