Here is the summary. Click on the link above to read his explanations. I think he is on target. If you want a comprehensive explanation of the issues you should check out the Free Expression Policy Project and their public policy report, “THE PROGRESS OF SCIENCE AND USEFUL ARTS”: WHY COPYRIGHT TODAY THREATENS INTELLECTUAL FREEDOM“.
Lesson 1: Obscurity is a far greater threat to authors and creative artists than piracy.
Lesson 2: Piracy is progressive taxation
Lesson 3: Customers want to do the right thing, if they can.
Lesson 4: Shoplifting is a bigger threat than piracy.
Lesson 5: File sharing networks don't threaten book, music, or film publishing. They threaten existing publishers.