In theory, it unbundles every part of the shopping process, allowing shoppers to choose from thousands of sellers and select delivery options by different providers rather than rely on overweening incumbents.

从理论上讲， 它解开了购物过程的每个部分，允许购物者从成千上万的卖家中进行选择， 并选择不同提供商的交付选项， 而不是依赖过度的现有企业。