Earlier quoted context omitted.
GP also failed to mention Amazon's little side business, AWS. More than anything else, AWS makes Amazon one of the most visionary and capable companies in the world to me, before even getting into rolling out Kindle and pretty much creating the e-book market overnight.
I didn't forget to mention Android; which other mobile OS did anyone think I meant? As for AWS, you hit the nail on the head: I think it's Amazon's little side business. I haven't seen any detailed figures about where their income comes from, but I'm guessing AWS is almost lost in the noise compared to what they make on retail directly and via their marketplace. Moreover, I think cloud services is a much easier marke…
AWS, while a much smaller revenue number, has crazy margins compared to retailing. That makes it interesting out of proportion to percentage of revenue, especially if you believe the cloud will continue to grow.
Same thing with Kindle -- vertical integration, and capturing margin along the way, using their huge retail footprint.