All of which were 4:3 ratios. 1366x768 is also 16:9. My point is that it's easier to scale any given UI when you have known pixel ratios. While the actual nu

All of which were 4:3 ratios. 1366x768 is also 16:9. My point is that it's easier to scale any given UI when you have known pixel ratios. While the actual number of pixels may be different, it's easier to scale a UI from 640x480 to 800x600 than to scale 640x480 to 1600x1024.