What is a podcast? “a multimedia file distributed over the Internet, using syndication feeds, for playback on mobile devices and personal computers” http://en.wikipedia.org/wiki/Podcasts Some features:
Can be audio or video.
Can be downloaded automatically using software capable of reading feed formats (like RSS).
Subscribe to a feed, then each time a new clip is added, you are automatically updated with the newest episode.
Listen/watch podcasts via an iPod or other MP3 player or via a computer.