Excerpt from the 2002 Application for the Apple iPod Submitted to the U.S. Patent Office
As a portable media player, one embodiment of the invention includes at least: a storage disk drive that stores media content for each of a plurality of media items; a display screen that displays a portion of the media items at a time; a user input device that enables a user of the portable media player to at least select a particular media item from the plurality of media items through a rotational action with respect to the user input device; and a processor that controls the portable media player to play the media content of the particular media item that was selected using the user input device.
Use the excerpt to answer the question.
How does the device described in this excerpt reflect the technologically powered transformation of American culture?