> But Amazon's ownership over the entire physical logistics supply chain through to last-mile delivery is just such a huge moat that keeps getting larger and la

> But Amazon's ownership over the entire physical logistics supply chain through to last-mile delivery is just such a huge moat that keeps getting larger and larger. You are ignoring the much bigger retailer that has owned a similarly complex and integrated logistics supply chain for decades. Walmart. And they do it with a lot more stuff.