Recently, in Eldred v. Ashcroft, the Supreme Court declined to strike down the 1998 Sonny Bono Copyright Term Extension Act. The Act had extended all current and future copyright terms by twenty years. (Previously, copyright protection had generally lasted for the lifetime of the author plus fifty years; now it lasts for the lifetime of the author plus seventy years.) The decision is important in its own right. Yet it may ultimately hold even greater significance if its logic is applied in what may seem a completely different context: gun control and the Second Amendment. Does Eldred Mean Prefatory Language...