Or maybe they exist symbiotically? And the role advertising plays is to accelerate the feedback loop in a way that's beneficial to the interests of their employ

Or maybe they exist symbiotically? And the role advertising plays is to accelerate the feedback loop in a way that's beneficial to the interests of their employers. Not to mention, advertising often has been used to create markets out of thin air: http://www.theatlantic.com/past/issues/82feb/8202diamond1.htm http://www.theatlantic.com/past/issues/82feb/8202diamond1.ht...