Final answer:
Surveillance techniques where a vehicle follows a subject without detection are important in understanding the subject's natural behavior, impacted by modern technology and raising privacy concerns.
Explanation:
Surveillance Techniques:
The technique described involves a vehicle discreetly following a subject to observe their movements without being detected, a method often used in surveillance. It is crucial for the observer to remain unobtrusive and inconspicuous, as awareness of being watched can alter behavior, similar to how one's driving might change under the watchful eye of a police car. Technology, such as cameras, GPS, and devices like the Stingray, has made tracking far easier, raising issues of privacy and surveillance in society.
Modifying one's pace to remain undetected is akin to how different observations can yield differing perceptions of speed, as demonstrated by the varied perspectives of static observers and those moving along with the subject. This interplay between awareness and behavior underscores the delicate balance of surveillance in public safety and individual privacy.