AWS alone justifies Amazon's valuation, making it the market's best risk/reward. Q2 revenue rose 36.7% to $42.2B, and operating income rose 63.6% to $16.6B. Revenue growth accelerated five quarters to an 18-quarter high; backlog is $496B and demand exceeds capacity. At $66.5B annualized operating income and 30x, AWS is worth ~$2T, leaving other businesses effectively free at Amazon's lowest-ever 20x forward P/E. x.comÂ