It was used to track people "considered to be a threat to the security of the country".

As a guide, he sometimes tracked people lost in the woods.

In a large hotel, consider how much time can be wasted attempting to track people down.

And so they're able to basically track individual people using this technology.

Obviously, the cops used the thing to track people who didn't want to be found.

This is not why cookies were created, to allow advertisers to track people.

We can track people like you wouldn't believe, then bring in the cavalry hard and fast.

We'll need the capacity to track people for the rest of their lives.

So what that told them, they used the cookie in order to accurately track people.

And really the only reason this comes up now is because there's such demand to track people.