Each driver has a characteristic spatial and temporal scale at which it affects ecosystem services and human well-being. Climate change may operate on a spatial scale of a large region; political change may operate at the scale of a nation or a municipal district.
Amazon has several competitors in the electronics and general merchandise segment, many of which are brick and mortar rivals including Best Buy, Family Dollar, RadioShack, Staples, Target, Walmart, Sears, Big Lots, Delia and Systemacs.
Yet they are branded as distinct services, precisely to communicate to the user that they are getting a discrete value, even if they don't have to pay for it for the time being. In fact, the wide diversity of subscription models Amazon employs is further evidence that digital customer relationships are diversifying. Not only can customers have a relationship with Amazon, Apple, and Google at the same time, they can also have more than one relationship with each of those companies.