Summary

What is the relationship between RSS, Blogs, Ezines and Podcasts?


Detail

Blogs

Blogs and RSS are a natural fit, so it is understandable that there is compatibility between Blogs and RSS.

Venn diagram show blogs, blogs with rss feeds, and rss feeds.

Refer to the graph above:

Yellow - Some Blogs do not have RSS feeds.
Green   - Many Blogs do Create RSS Feeds.
Orange - Some RSS feeds do not come from Blogs.

Feeds vs. Ezines

RSS feeds and ezines have similarities. (Ezines are email newsletters or email magazines.)

Even though they have a similar purpose, they use very different technologies.

Ezines RSS
Ease of Use Familiar
Email
Technology
New
RSS
Technology
Availability Email is
pervasive
RSS is not
as widely used
Spam
Filters
Issue: Ezines can be blocked by spam filters. No Issues
Spam
Legal Issues
Concerns No Concerns
Subscription
List
Must be
Maintained
No
Number of
Subscribers
Known Some products approximate number
Email addresses
of Subscribers
Known Unknown
HTML available? Yes Yes
Model "Push"
anyone can push you an email.
"Pull"
you pull content from publisher.

RSS is easier to administer than a newsletter or ezine, but RSS uses technology that is not as widespread as email.


Podcasts

What is podcasting and what does it have to do with RSS?

Podcasting is a method of publishing audio on the Internet using RSS.

The Podcast, usually an MP3 file,

Podcasts are RSS 2.0 enclosures. It is comparable to an email attachment.

Podcasts are typically done regularly. Those that subscribe to an RSS feed with Podcasts are essentially subscribing to Podcasts.

The actual XML code would look something like this:

<enclosure url="http://www.biziii.com/podcast-play.php?20071022.mp3"
length="2553106" type="audio/mpeg" />

A Podcast is an RSS feed with an audio enclosure.

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