"If you are a film buff and want to watch movies at home that are in the same format that was shown on the big screen, consider this: movies made for cinema screens are filmed with an aspect ratio of between 1.85:1 and 2.4:1, and the director consciously uses the entire screen to tell you the story. So when a movie is re-packaged for television broadcast, various editing methods are used to try and make everything on the large movie screen fit onto a 1.33:1 TV. That means that 40-50% of the movie is affected."If you are confused by the terminology when shopping for a widescreen TV, then you will find this Ecoustics article excellent as it explains everything you need to know.