You’re Leaving a Digital Trail. What About Privacy? - NYTimes.com

A timely reality check

For the last 50 years, Americans have worried about the privacy of the individual in the computer age. But new technologies have become so powerful that protecting individual privacy may no longer be the only issue. Now, with the Internet, wireless sensors, and the capability to analyze an avalanche of data, a person’s profile can be drawn without monitoring him or her directly.

“Some have argued that with new technology there is a diminished expectation of privacy,” said Marc Rotenberg, executive director of the Electronic Privacy Information Center, a privacy rights group in Washington. “But the opposite may also be true. New techniques may require us to expand our understanding of privacy and to address the impact that data collection has on groups of individuals and not simply a single person.”

You’re Leaving a Digital Trail. What About Privacy? - NYTimes.com