The Times They Are a-Changin

Consumers demands change with time. Newspapers, Landline phones, and desktop computers are among the things that Gen-Yers are purchasing less and less of these days. One of the things highlighted in article is the decrease in E-mail use among people ages 12-17. Many people see the decrease in the use of e-mail and an increase in the use of tools like Facebook Messenger as one of two things, either a trend towards inefficiency toward efficiency or preference for informal communication over formal communication. How do you feel? Is the abandonment of formality in communication efficient or degenerative to communication?