The customer will need to adjust the TV's aspect ratio to enhance their viewing experience so it’s more like the picture settings famous directors intend for their films.
Old movies that haven’t been remastered for wide screen, for example, may appear more clear and less distorted when viewed in a 4:3 aspect ratio
Whereas a majority of modern cable programming is broadcast to display proportionally in the 16:9 widescreen format.
Adjusting Aspect Ratio: