The brain's lack of ability to identification the elemental tone causes it to "slip" periodically, thereby building the illusion, very like an eye fixed looking at a barber pole sample. Gustatory, olfactory, and tactile Illusions Phi Phenomenon - In his Experimental Experiments about the Seeing of Movement, Max Wertheimer https://deangquyb.vidublog.com/34705242/illusion-of-kundun-mu-online-for-dummies