The original audio Podcasting concept was developed by Adam Curry. It was created as a alternative content distribution method that allows people to produce and distribute audio programming. Video is a recently added feature.

Video Podcasting is the combination of video files made available for download, a specialized xml file and software capable of reading the xml file. The xml file is known as Real Simple Syndication.

Each video Podcast publisher creates a unique Real Simple Syndication ( which is more commonly known as RSS ) file. The purpose of the RSS file is to describe the video, distinguish it from other publisher