WSJ Continuing Series - Companies Increasingly Tie People's Identities to Online Browsing Habits
Over the past year the Wall Street Journal has been running a series on how companies are tracking you to discover how they can target you for advertising and/or customizing how they target ads for you. The article below is/was in this Saturdaay's Weekend edition. The article has reference links to past (informative) articles.
"In pursuit of ever more precise and valuable information about potential customers, tracking companies are redefining what it means to be anonymous.
A Wall Street Journal examination of nearly 1,000 top websites found that 75% now include code from social networks, such as Facebook's "Like" or Twitter's "Tweet" buttons. Such code can match people's identities with their Web-browsing activities on an unprecedented scale and can even track a user's arrival on a page if the button is never clicked."