A record executive and his son make a formal case for freely downloading music. The gist: 50 million Americans can't be wrong.Only thing missing was the Cell phone usage issue, and a lack of understanding of the changes happening to the software industry.Editor's note: John Snyder is president of Artist House Records, a board member of the National Association of Recording Arts and Sciences (NARAS), and a 32-time Grammy nominee. On Thursday night, he submitted the following paper to NARAS.