In a world where the best deal is only a Google search away, retailers are struggling to keep customers coming back. This is especially true for brick-and-mortars that have taken a hit from the rise of ecommerce and practices like showrooming. And yet Amazon opened a physical store last year, along with several other successful ecommerce brands like Warby Parker and Birchbox. Would anyone be able to predict this just a few years ago when ecommerce was hailed as the end of brick-and-mortars....