You can’t reduce complexity
You can’t reduce complexity. All you can do is choose where to manage it.
Amazon makes buying online easier for the customers, but they haven’t removed the complexity of doing so, they’ve just hidden it from the customer. Buying online is more complex today than its ever been, and it’ll never be this simple again.
All systems tend toward chaos. As systems evolve they become increasingly complex. We’d do well to remember this when we talk of making easier in one part of a system and what effect it has on other parts of the system.