Let's assume for argument's sake that the Macbook Air will no longer be refreshed. That leaves the Macbook line, and the Macbook Pro line. What does the Macbook line represent in one word?: Ultraportability What does the Macbook Pro line represent in one word?: Performance The Macbook Pro has gotten so thin and light that the line between the Macbook and the Macbook Pro is being blurred. Ultraportability seems to be the "innovative" priority for the Macbook Pro line, over performance. I... think... Apple might have whatever a body image disorder is... but for product design?