In a recent Buttonwood column for the Economist, John O'Sullivan laid out a case for retiring the nickname “Dr. Copper” for the ubiquitous red metal. The piece articulates a convincing argument that the relationship between copper and the wider economy, which has traditionally meant the metal’s price serves as a global industrial bellwether, is becoming outdated as the electric transition gathers pace. As we enter the final months of a year which has, thus far, failed to deliver the copper price increases that many were…