levels per polls the mall as you may expect fine-grained differences repeated difficulties on the receiving end the night with electrical systems the resolution of these differences is always limited by electrical noise if we attach a probe too many electrical line the mood and zoom in closely enough we will always find a minute undesired currents this is a unavoidable result of natural processes such as he for geomagnetic storms and even Leighton effective the Big Bang so the differences between signaling events must be great enough that 