The RSS plugin used the Universal Feed Parser by Mark Pilgrim. (new in developer version)
With this lucidTag you can easy integrade a RSS news feed into your CMS page:
The look of the generated html code dependent of the internal page: ./media/PyLucid/internal_page/RSS/RSS.html
You can change these internal page, described on the documentation page.
There exist a way to create multiple internal pages. If you need this, you must create a new preferences entry witch specify the used internal page. You