Ponies and technology. Two good things that go great together, right? Well, yes and no.
Setting a hard technology level for Equestria is a real hassle for a number of reasons, all of which we'll hopefully be able to address. But suffice to say that Faust's intent was quickly moved away from in favor of convenience and expanding the possible stories, and for the most part I feel that was a good move. But if we're to approach ponies with machinery, just what is considered going “too far” and breaking the setting?