Online ads versus privacy
 

*Source: News.com (http://news.com.com/Online+ads+versu...tag=nefd.top)*
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For advertisers, and in many ways for consumers, online advertising is a blessing. Customized messages rescue advertisers from the broad reach of traditional media. And consumers can learn about products and services that appeal directly to them.

But there are huge costs, and many dangers, warns Jennifer Granick, the executive director for the Stanford Law School Center for Internet and Society. To approach individuals with customized advertising, you have to know who they are. Or at least, you have to gather enough personal information about them that their identity could be easily figured out.

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