we're seeing the emergence of a bifurcated media landscape and political conversation. People over a certain age exist in a universe where it's almost as if the web doesn't exist and things like the nightly news, the daily paper, and the cable networks are utterly dominant. For people below a certain age, the nightly news is totally irrelevant, the daily paper is primarily a website, and things like blogs and web videos matter a great deal.
As he observes, in 1960 Nixon dominated the old technology (radio) and Kennedy the new (TV). Obama today?