The important books that we have read are like an important person we know or once knew. A memory stays with us holding all the words and the images we conjured while engaged in reading, or engaged in relationship with another person.
Nowadays this happens with movies and television, EXCEPT the images clinging to our mind were not originally our own. We did not originate the images we discuss and remember, we only observed an artificial version of vision transmitted over technology..
Its different when reading.
Anyone who reads a book before watching the movie knows the difference.

Reading Is Important