Asymco's "Rawr chart" is very interesting: http://www.asymco.com/2011/05/18/the-rawr-chart/ http://www.asymco.com/2011/05/18/the-rawr-chart/ It shows market sh

Asymco's "Rawr chart" is very interesting: http://www.asymco.com/2011/05/18/the-rawr-chart/ http://www.asymco.com/2011/05/18/the-rawr-chart/ It shows market share and profit per device, giving total profit as the area in the chart. You can clearly see how Apple makes the most profit per device ($280) but has a relatively small market share whereas Nokia only makes $10 per device but has a huge market share.