But people are starting to get used to profiling themselves and using it to add value to their Internet experience.

但是，人们正在习惯于在互联网上给自己建立档案，并利用其为自己的互联网体验添姿加彩；

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As the internet and profiling technologies become more common, many expect that buying histories will make a difference to the price you pay for goods and services.

BBC: Amazon's old customers 'pay more'

The episode spotlights the controversial subject of online profiling, whereby Internet ad server companies, such as DoubleClick and Engage, track Web surfers in order to strategically target banner ads and site content, as well as to help sites keep a running count of visitors.

CNN: U.S. antidrug site dealing cookies