Shepard Tone - Developed by psychologist Roger Shepard at Bell Labs, this illusion is made of a list of tones that seem to perpetually increase or fall. The illusion is made by super-positioning pure tones (sine waves) an octave aside.psychol a perception that isn't legitimate to actuality, having been altered subjectively in some way in the brain

She wears a striking white dress and rarely shows emotion, coldly pushing away those who dare speak to her.Persona 3 Reload retains its core hybrid of traditional role-playing and social simulation gameplay, but is overhauled aesthetically, graphically and mechanically to integrate systems and features that have been introduced to the Persona serie