Most e-commerce warehouses are traditional DCs wearing a costume. The racks are in the same place, the receiving dock drives the same flow, and someone just bolted a pack station near the back wall and called it a day. That works until your order volume doubles and your pickers are walking 4.2 miles a shift just to hit rate. The core problem is that traditional DC layouts are built around pallet-in, pallet-out logic. Product arrives in bulk, it slots deep, it ships in bulk. E