Missing trailing slash in mediaRSS namespace
The namespace for Media RSS is defined to be: http://search.yahoo.com/mrss/. While some prior versions of the document omitted the trailing slash, this was an inadvertent error.
Here are a few links to prior discussions on the topic:
As this has been an area of continuing confusion, consumers would be well adivised to accept both forms of the namespace URI.
Producers of feeds should conform to the spec as written.
Questions or comments are best directed to the rss-media Yahoo! group.
Not clear? Disagree?
You might be able to find help in one of these fine resources.