And he has openly encouraged big clients not only to pay fees rather than commissions, but to pay fees based on results, with success being judged by such measures as the client's sales.

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Once these companies reach enough scale such that their algorithms can learn and improve based on the results of their own past decisions, a very powerful network effect kicks in that makes them tough to catch by copycats who lack the scale and history.

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Arguing for more films based on games is a shaky soapbox to stand on as the results of such projects have largely been bad, with only a few exceptions.

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However given the higher price point appeal of consumer electronics, competitors such as Wal-Mart have pushed aggressively into this space, and based on recent results, appear to be taking market share from Best Buy.

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