The Cost of Gadgets
From Wired.com, this is really a 3-dimensional chart. I liked it because there are very few 3D charts that actually portray 3 dimensions of data. (This is actually 4D if you include the different products as a dimension) Usually 3D charts are just bad use of chart styles from PowerPoint. I also like the perspective from above. Although unusual, it helps to see the whole chart.