Optics principles. For example, the Ames room, Hering, Müller-Lyer, Orbison, Ponzo, Sander, and Wundt illusions all rely on the suggestion of the appearance of distance by using converging and diverging lines, in the same way that parallel light rays (or indeed any set of parallel lines) appear to converge at a vanishing point at infinity in two-dimensionally rendered images with artistic perspective. This suggestion is also responsible for the famous moon illusion where the moon, despite having essentially the same angular size, appears much larger near the horizon than it does at zenith. This illusion so confounded Ptolemy that he incorrectly
(Get to) The Point that time, the program averaged just 268,000 viewers with an average of merely 77,000 viewers in the 25-54 viewing demographic. It was also mocked by comedian Jon Stewart during his Comedy Central show. As a result of the low ratings, CNN's management decided not to continue with the show, cancelling "(Get to) The Point" after only a week of airtime. (Get to) The Point (Get to) The Point is a short-lived current events discussion television program that aired on CNN in April 2013. Initially billed by CNN as "a week of special programming", the program was hosted by advertising executive