Amazon Go allows customers to grab items and just walk out without stopping to pay. =============================================== Amazon’s store of the future has been five years in the making. But the unveiling is just about here. Amazon Go, the company’s first brick-and-mortar convenience store, will open to the public on Monday on the ground floor of Amazon’s new headquarters on Seventh Avenue in Seattle. Though the unveiling will take place about a year later than the company originally planned, it will still be met with great intrigue because of the store’s unique technology that Amazon believes can make checkout lines a...