sgonzalez42307 sgonzalez42307 Today at 12:14 AM English Answered What purpose is served by including examples of how media today has changed from the past? The examples reflect changes that also occurred to some media in "Fahrenheit 451." The examples support the idea that most types of media change over time. The examples present a contrast to the changes to media that occurred in “Fahrenheit 451." The examples help explain why most types of media change are ordinary and expected.