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Ogg Vorbis is another type of lossy compression and uses .OGG as file extension. It is an open-source product and unlike MP3, there are no patent restrictions on its use.
For audio purist who insists on best quality sound possible, lossless compression offers CD quality sound. The tradeoff is larger files sizes – while MP3 can compress audio in range of 80% - 90%, lossless compression typically compresses file by half.
Popular lossless formats include FLAC, Monkey’s Audio, and SHN (Shorten). These formats are supported by many audio players and are popular for archiving CD collections as well as for trading music.
Ross is an enthusiast audio professional take advantage of his knowledge about MP3, AAC,OGG, FLAC SHN and other compression techniques