Not because it would be too difficult, says Aaron Portnoy, a researcher at the security vulnerability tracking firm Tipping Point, but because it would be too easy.
The point is that tracking a user through what they do is what adds value to the advertising that is served up to those same users.
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The discussion established that while the B-2 may occasionally be detected by some radars, its stealth technology reduces the radar cross-section of the B-2 to the point where radar tracking of the requisite continuity and accuracy is impossible.
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But Nordstrom is quick to point out that the tracking is anonymous, so no worries.
Macroeconomic Advisers, for example, raised their fourth-quarter GDP tracking forecast by 0.3 percentage point to 2.3%.
Therefore suppliers, processors, distributors and retailers need to step up their control and visibility across the supply chains, tracking products from raw material to the point of consumption.
As of this writing, Baidu is not approaching a buy point, but is another one to continue tracking.
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In March, the company launched Square Register, an iPad-based point of sale service for accepting payments and tracking inventory.
If we had done a regular poll over those four days, we would have shown a 16-point lead -- almost identical to the 15-point lead in an ordinary (non-tracking) ABC poll conducted on those same days.
This AF array is well suited to a wide variety of shooting styles and disciplines, offering AF modes to let users select a single point, continuous AF, Dynamic AF or use 3D tracking to keep pace with a moving subject throughout the frame.
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At this point, it appears cookies are the only tasty form of tracking that the EU is concerned with.
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Up to this point, those using Google Latitude and Foursquare have basically been tracking a small handful of their equally tech-savvy friends.
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That is just 0.4 percentage point from the highest vacancy rate in this category since Reis began tracking the figures: 11.1%, registered in the third quarter of 2011 and at year-end in 1990.
The graduating class of 2012 posted an average score of 496 in reading, a one-point drop from 2011 and a 34-point decline since 1972, the first year the College Board began tracking the scores of "college-bound" seniors.
"It is a point, as the dust settles, that we have an inadequate system for tracking drug safety, " says Karas.
The tracking tools also help online retailers create more user-friendly sites by examining precisely at what point shoppers abandon the purchasing process.
Users can lock-on to fast moving subjects throughout the frame using 3D tracking to create sharp images of fast action, or use one of the other modes including single point AF, Dynamic AF and Auto-Area AF.
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Obama carries a three-point poll lead over John McCain, according to Real Clear Politics, which averages the major tracking polls from Gallup, Zogby, Rasmussen and others.
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