> I always thought a podcast was an mp3 (or other audio file) that was delivered by subscribing to an RSS feed that told your podcatcher application when there

> I always thought a podcast was an mp3 (or other audio file) that was delivered by subscribing to an RSS feed that told your podcatcher application when there was a new file available. Indeed, and the point of RSS feeds was to get your content as nearly live as possible given technology at the time, because the whole metaphor was around replacing radio programs.