San Jose Mercury News: Ads for an audience of one
Using technology from top Silicon Valley companies, advertisers are creating digital signs that can change messages depending on a viewer’s age and gender…the signs could revolutionize the retailing industry, but their intrusiveness has led to criticism from privacy advocates and nervousness from some in the marketing industry. …A survey of 1,000 adults last year by UC Berkeley and University of Pennsylvania researchers found that 66 percent opposed such pitches.”


