IBM report is basically ONE more point in how consumer power demands change:
Imagine an advertising world where… spending on interactive, one-to-one advertising formats surpasses traditional, one-to-many advertising vehicles, and a significant share of ad space is sold through auctions and exchanges. Advertisers know who viewed and acted on an ad, and pay based on real impact rather than estimated “impressions.” Consumers self-select which ads they watch and share preferred ads with peers. User-generated advertising is as prevalent (and appealing) as agency-created spots. IBM Institute for Business Value study
Download the PDF (302KB) to read more about the report.