... Its a cost-demand thing. Software can (and sometimes is) built like we build, say, a skyscraper. The problem is that most people don't want to pay the same

... Its a cost-demand thing. Software can (and sometimes is) built like we build, say, a skyscraper. The problem is that most people don't want to pay the same price for software as they would for a skyscraper. Mission-critical software is built more similarly to how a house is built than an iphone app. The price difference is also much much higher to match.