Some problems and their evolution is better understood if you focus on what's wrong instead of what's right. Either you have every requirement covered or you're

Some problems and their evolution is better understood if you focus on what's wrong instead of what's right. Either you have every requirement covered or you're going to fail. There ain't no justice here. You may have created some brilliant architecture, object system, whatever. But if --let's say-- it's too slow, people won't use it.