It's an article about how representation, behavior, and taxonomy are distinct concepts that can be handled separately, despite the fact that object-oriented lan

It's an article about how representation, behavior, and taxonomy are distinct concepts that can be handled separately, despite the fact that object-oriented languages tend to confuse them. I don't think "confuse" is the right word. A class-based object system is not an affirmation that behavior and taxonomy are the same thing, just as a hammer is not an affirmation against the existence of screws.