It is amazing to watch the evolution of surveillance gadgets that modern technology brings us. Hidden cameras are now tucked away inconspicuously in smoke detectors, motion detectors, stuffed animals, clocks, and countless other innocuous products.
Today, it’s easy for manufacturers to squeeze a great deal of functionality into a tiny package. Integrated circuits have millions of transistors packed onto tiny chips, wristwatches offer a thousand functions, and cell phones can access the Internet and capture still and video images. Of course, those tiny integrated circuits enable the manufacture of most of these devices in the first place.