Why Amazon's Latest Upgrade Might Be Its Most Important Yet

Amazon.com Inc NASDAQ: AMZN has been one of the market’s hottest tech stocks in recent years, and remains one of its most closely followed. It conquered e-commerce, turned cloud computing into a household term, and built an advertising business on track to bring in more than $60 billion this year. But while its fundamentals are undoubtedly impressive, its stock has frustrated investors in recent months.  Despite the broader equity market pushing on to fresh records almost weekly since July, Amazon has yet t ...