One framing I keep coming back to is this: the energy transition is also a metals demand story that many equity investors underweight. Desk note: Electrification and renewables require copper, lithium, nickel and rare earths at scale. The supply chains for these metals are geographically concentrated and slow to expand. Why investors care: That creates a structural tension where green policy ambitions can collide with physical supply constraints for years. Translate it into behavior: A single large-scale wind farm can require hundreds of tonnes of copper. Multiply that by global climate targets and the tonnage math gets serious. Where people usually get tripped up: The mistake is treating the energy transition as a purely software and intellectual-property story when the bottleneck is often in the ground. Keep this nearby on the next review: Before reacting, ask what mechanism would still matter here if the headline disappeared tomorrow. The point is not to memorize the label. The point is to know what variable is actually doing the work.