Also see push technology, another usage. In both usages, netcasting is a synonym.
The term "Webcasting" is used to describe the ability to use the Web to deliver live or delayed versions of sound or video broadcasts. NetTalk Live! is an example of the former. They use an Internet site to deliver a RealAudio sound version of a live radio and television program at 11 pm (CST) each Sunday night. (They call this a triplecast.)
CNet and some other Web sites use the term "Webcast" to describe delayed or preview versions of movies, music videos, or regular radio and television broadcasts as a way to promote the live broadcasts. Each sample is known as a Webisode. Viewing Webcasts requires having an appropriate video viewing application such as the NetShow, RealVideo, or VXtreme streaming video players; these can usually be downloaded from any site offering a Webcast.
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- Audionet is an anchor site for dozens of live sports broadcasts, talk shows, music programs, and other shows. Some shows originate from live cable or airwave radio and television programs; other shows are on the Internet only.