What is a podcast?
A podcast is a way of distributing multimedia files (as audio or video files) using the internet for playback on mobile devices. The distribution format usually is RSS or Atom Syndication formats. The term “podcast” can also refer to the content. The host or author of a podcast is often referred to as a "podcaster". Podcast websites enable their users to subscribe to the site, so that the current episodes of the podcast are downloaded automatically to the computer of the user.