As big-box stores like Sears and Toys “R” Us succumb to a “retail apocalypse,” Amazon’s success continues to skyrocket. However, the e-commerce giant still has a lot to learn, and an unlikely contender could offer guidance. Costco, a US wholesaler, is still chugging away with lower prices and a savvy business model. YouTube channel PolyMatter does a side-by-side analysis of the two retail giants. While the report might not reveal novel information to industry insiders, it provides interesting viewing for retailers seeking alternative business models.