Sir Martin Sorrell, chief executive of WPP, the world's largest marketing and communications group, has questioned advertisers' rush into social media, citing concerns about Facebook's handling of
personal privacy. The site has more than 400 million users and is trying to lure brand advertising. "Invading these [social] media with commercial messages might not be the right thing," Sir Martin
told delegates at a conference.
This would make Facebook and other social media more of an opportunity for public relations agencies, a smaller part of WPP's empire - than traditional
advertising. He urged clients to address the "disconnect" in the proportion of time consumers spend online and the share of ad budgets dedicated to the Web.
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