For decades, Amazon (NASDAQ: AMZN) has been dominating online retail. Its e-commerce marketplace has become one of the most popular go-to options for consumers due not only to its convenience, but to the speed of its delivery. It has wreaked havoc on conventional brick-and-mortar stores and their once-stable business models. But Amazon has shown an appetite for businesses beyond just its online marketplace. It acquired Whole Foods in 2017 in an effort to get into the grocery business. Now, it's looking at ...