Think of it more like metadata. I've had good summaries get me to read the entire article, when I would have blown it off by the title alone. (Time isn't infi

Think of it more like metadata. I've had good summaries get me to read the entire article, when I would have blown it off by the title alone. (Time isn't infinite... You have to choose somehow.) So in that respect summaries can indirectly add to the discussion.