"Technology has become as ubiquitous as the air we breathe, so we are no longer conscious of its presence." - Godfrey Reggio True enough, from the moment we wake up, till when we go to bed, we use gadgets so regularly that we hardly even notice that. Even when we are asleep, there are gadgets at work , like there are clocks ticking away to wake ups up at the right time in the morning. With the progress of science, newer gadgets replace older ones. There are several gadgets that are out...