For about a decade, the prevailing wisdom was simple: carry less, move fast, trust your suppliers to replenish. Lean inventory was smart inventory. Then tariff rates on certain imported goods started jumping 15, 25, sometimes 145 percent in a single announcement cycle, and suddenly the cost of being lean wasn't theoretical anymore. It showed up on purchase orders. What that's done to inventory strategy is messy and real. Teams that were running 4-to-6 weeks of cover on key SK