It's important to remember that the relationship between different media tends to be complementary. When new media arrive they don't necessarily replace or eradicate previous types. Though we should perhaps observe a half second silence for the eight-track. - There that's done. What usually happens is that older media have to shuffle about a bit to make space for the new one and its particular advantages. Radio did not kill books and television did not kill radio or movies - what television did kill was cinema newsreel. TV does it much better because it can deliver it instantly. Who wants last week's news?