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What is a Codec?
All of the material we have been discussing in this topic (music, voice, video) have two things is common. First, they are constructed of small bits of data. Secondly, the size of this data in its final form is very large. This material is fueling the explosion of the Internet, but how that material gets around efficiently is what is very important. You should be aware of what is happening to this data as it travels around the Internet.