The company expanded into every retail category, launched AWS in 2006, acquired Whole Foods in 2017, built a logistics network rivaling UPS and FedEx, and grew an advertising business that now exceeds $56B annually. That's not growth. The irony is, if you're looking at Amazon as an investor, the question isn't whether revenue will grow — it will, at roughly ten to twelve percent annually. The question is whether the high-margin businesses (AWS, advertising, seller services) continue growing faster than the low-margin retail base. If yes, operating margins expand toward fifteen percent or higher. If AI infrastructure spending outpaces AWS revenue growth, or if advertising saturates, the margin story stalls. The longer-term risk is subtler: if the AI infrastructure cycle requires $50-80 billion in annual capex just to stay competitive, and revenue growth doesn't keep pace, AWS margins compress. What would it actually cost to build a second Amazon? Companies build on Lambda, DynamoDB, SageMaker, Bedrock. Bezos built by expanding into everything — books to toys to cloud to groceries to healthcare to space — and worrying about margins later. Jassy inherited a company that had over-expanded during the pandemic (doubled warehouse square footage, hired 750,000 people, then watched demand normalize) and decided the growth story needed to become a margin story. The most important thing he's done isn't a new product launch. Advertising growth is the highest-margin play and requires the least incremental investment. Sponsored products are expanding into grocery, pharmacy, and physical retail. If you're researching Amazon for anyone evaluating the stock, the advertising growth rate is the figure that tells the whole story — it reveals whether the flywheel is still accelerating or plateauing. He'd stumbled on a statistic: web usage was growing at 2,300 percent annually.