A photographic imagination

From the NY Times

But Google’s vision, he said, does not involve cutting agencies’ media buyers out of the system. Mr. Armstrong said the system Google envisions would enable advertisers to aim at consumers so specifically and in so many complicated forms that media buyers would be needed to navigate the process for advertisers.

So each agency will, like they do for PPC, set up teams of expets to sepnd the money and continue to take the commission. Transparency doesn't come cheap does it?