Printed works do not take up mental space simply by virtue of being there; attention must be paid or their content, whether simple or complex, can never be truly assimilated. The willed attention demanded by print is the antithesis of the reflexive distraction encouraged by infotainment media, whether one is talking about the tunes on an iPod, a picture flashing briefly on a home page, a text message, a video game, or the latest offering of "reality" TV. That all of these sources of information and entertainment are capable of simultaneously engendering distraction and absorption accounts for much of their snakelike charm.
