By Devin Coldewey
Our daily habits — when we wake up, how we get to work, what we like to watch when we get home — are being tracked by dozens of interconnected systems, from cell carriers to traffic cameras. Together, they could form a picture of your day in disturbingly high fidelity.
It’s not just high-priority targets and would-be terrorists that leave a digital trail as they go about their business — millions of Americans each produce gigabytes of data associated with themselves just by walking down the street, browsing the Internet, and using their mobile phone. PRISM and XKeyscore may be in the news, but we’ve been tracked by other means for a long time.
As a demonstration, TODAY followed NBC News producer Robin Oelkers during a normal weekday, noting the many times when his ordinary actions placed him on the grid.
It began as soon as he woke up, checking emails and Facebook on his phone or laptop while getting ready for work — any number of servers took note that his account began a session between 7:30 and 8 a.m.
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