As of yet, we have no equivalent to Amazon, where you can order things and they just arrive at your doorstep. The requirement to actually physically travel to a town to buy something still affect the decision process. I'll tend to spend more on something that's closer, than travel further for something cheaper. ... but since we seem to have totally done away with any semblance of regional economies, making it so you can just appear in whatever zone you want, that kind of actual nuance is eliminated from the game. But that's part of the point. Quotes by Ralphy, appeals to the D3 auction house, etc, are singular instances cited as though they alone are important in the universe, devoid of any other context, as opposed to trying to solve a 27-variable equation... where aspect, such as NOT being able to just magically dart around the world at a whim, have an influence on what can/can't be done.