I’ve been doing some thinking recently about the importance of meta data in my upcoming content management system and how best to implement my own meta data scheme. Given that I am interested in providing a RSS feeds something that is interoperable with that would be a good start. One particular focus has been to gain a broader understanding of the dublin core meta data schemes and their applications, An article I came across a while ago now can be found at ArsTechnica, it provides an interesting insight into different layers of metadata.