I had a perspective changing talk on the subject of pay walls with the chief executive of a big publishing company (no, I can't tell you who). He asked me what I think about pay walls. I told him what I always say: The main currency of news sites is attention and not dollars and that I believe that it is his job, as a publisher, to turn that attention into money to keep the attention machine running. He nodded and made the following, astonishing statement. »