You're right that we could all buy everything online in theory, but this seems implausible and inefficient. Amazon is alreaspdy selling stuff online (e.g. Cat l

You're right that we could all buy everything online in theory, but this seems implausible and inefficient. Amazon is alreaspdy selling stuff online (e.g. Cat litter and toilet paper) that do not make economic sense. In any event, Amazon's share price has priced in something like a one hundred fold growth in profit (for those odd quarters where it actually makes a profit).