Is making books social a good thing or a bad thing?

Is making books social a good thing or a bad thing?
As virtually every form of media from newspapers to television shows becomes more socially aware, the book remains stubbornly anti-social. Despite the rapid growth in e-books and the launch of a number of services designed to add social features to books, the act of reading is still a fairly solitary thing. Author and tech blogger Clive Thompson says he sees a future in which books become just as social as other forms of writing, with comments and conversations integrated into them or revolving around them — but is that what readers want?