Apple and Samsung make ALL of the profits in smartphones. http://www.forbes.com/sites/timworstall/2012/09/08/fascinating-number-apple-takes-71-of-all-smartphone-profits/ Qualcomm makes most of their money from licensing and modems. TI gave up. The vertical model seems to be winning for now. For many reasons, the PC horizontal model does not work in the phone space.
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