Agreed: not to mention that the y-axis is labeled "More Capacity" but is actually "Greater Capacity per Dollar". Here's a more traditional chart with a roughly

Agreed: not to mention that the y-axis is labeled "More Capacity" but is actually "Greater Capacity per Dollar". Here's a more traditional chart with a roughly y=x trendline: http://snag.gy/bNTiJ.jpg http://snag.gy/bNTiJ.jpg