Fundamentally, the redesign seems to serve the same purpose as the current layout by surfacing personalized recommendations based on your purchase habits, browsing history, deals, and other signals based on your shopping activity. Today’s change just builds on that formula with bigger, brighter graphics, more dynamic product curations and groupings, and an increased emphasis on horizontal scrolling for the various collections and sub-hubs you’ll find. (It also makes more room for bigger,…