FeedBurner, a free web service that allows users to manage and splice together their various RSS feeds, has a feature that could be very useful to bloggers who currently "podcast" by simply linking to MP3s in blog posts. When you run a feed through FeedBurner, it looks for anchor tags (links) in each post containing the attribute "rel='enclosure'," and automatically turns these links into feed enclosures. What this means, effectively, is that FeedBurner can convert your RSS feed containing MP3 links into a true podcast!
To set this up: