Arguments about the proper scope of copyright protection focus on the economic consequences of varying degrees of protection. Most analysts view copyright as an economic phenomenon, and the size and health of our copyright industries measure the success of copyright policies. The constitutional text granting Congress the copyright power and the nature of special interest lobbying naturally create this economic focus; but this is a serious mistake. An exclusively economic focus makes no more sense than measuring the nutritional merits of our food supply from the size and profitability of the fast food industry. The expressive culture that copyright protects arose tens of millennia before markets developed and mediums of exchange were inven...