An “age of partial attention” is almost by definition an age of neuroticism and anxiety.
Partial attention breeds superficiality. Superficiality breeds anxiety and fear and alienation. Anxiety makes attention even more difficult, making this a vicious circle.
It remains an open question how and why we are so stupid when surrounded by so much potential information. The answers are sundry, but relate to how we relate emotionally to the world, not intellectually. Our ideas, in the main, are what rise up after all the other action has already taken place.