Yes that was a problem with me.
I had to post content of some rrs feeds on my site, I asked in this forum many times about how to play with this snippet to get what I want, but no answer
So I wrote mine snippet to do that
have a look, It gets content image and mp3 file, than publish content, and save mp3 and images to specific folder
You can see it in my site
http://4steps.ru/audio-topics.html in shor and
http://4steps.ru/audio%20topic%20in%20english%20%20-%20Mon,%2016%20Jul%202007%2011:37:00%20-0400.html
It is just a some kind of test, I am not wiiling to keep the content futher