There are two ontologies for enterprise vocabularies which are seemingly opposite to a recent paper on metadata searching.
BrownSauce (what's wrong with tomato?) which has an interesting view of the semantic web. It will be interesting to see what other people come up with at the International Symposium of Visualisation of the Semantic Web.
There's also an interesting article on a microcontent client. The claim that the browser was never meant to author content is wrong. However, the general theme of the article is right on (especially on using XUL!). This is pretty exciting.
My googlism was not very interesting at all. Matthew's is vague and exciting. They truly are Google gods.
Dave Farber's Interesting People mailing list was recently linked to by Tim O'Reilly blog.