Amazon is benefiting from decentralized local retail stores. 90% of goods a person needs can be located within 15 mile radius. Instacart or Uber needs to setup

Amazon is benefiting from decentralized local retail stores. 90% of goods a person needs can be located within 15 mile radius. Instacart or Uber needs to setup a central inventory system that locals can shop and get their products within 1 hour instead of 2 days.