To me, "Retina" also means 2x scaling. The advantage of having 1280x800 scaled resolution on a 2560x1600-capable screen is the incredible sharpness of text. I

To me, "Retina" also means 2x scaling. The advantage of having 1280x800 scaled resolution on a 2560x1600-capable screen is the incredible sharpness of text. I personally find it very noticeable, it's so much easier on my eyes.