Industrial diamonds are a secondary, low value but well salable product.

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The product is secondary, a means to an end.

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Because Ericsson, Nokia and Motorola did not embrace convergence so readily, disregarding information technology as forever secondary to voice, they allowed a new product to enter the market, mobile email, without giving it much consideration.

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We believe that a secondary market would enable Amazon to generate revenues multiple times from a product sale instead of one-time.

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