Imagine you beeing an American housewife or a farmer. It is the 1950s on the calendar. After a hard day, you fall down into a chair in front of TV. You take a device similar to a flashlight, turn its ray to one of the corners,and after a light the machine turns on. After one more movement the sound gets louder. This is how mankind began to develop the first remote control systems. And this is the fundamental direction in our systems.
