Gareth Branwyn's discussion might be useful in explaining how the semantic web is different from Web 2.0.

Tim O'Reilly discusses the potential of using games to get humans to label unstructured data like images. "In 2003, 9 billion hours were spent playing solitaire. By comparison, it took only 7 million human hours (6.8 hours of solitaire) to build the Empir

This plugin spits out nearly every conceivable citation format for each blog entry. What I really need, however, is a bookmarklet that generates citations of pages I dig up.

Ajax-y Web-based PowerPoint alternative. Sadly, it doesn't work with Safari.

"It is easier, cheaper and more accurate to capture metadata upstream, than to reverse engineer it downstream."

Multilingual Wikipedia search engine. The site was down when I tried to load it.

Because Google values "original content" over reprints, search engine optimization businesses are paying underemployed writers to recast articles to spam the search engine.

Ars Technica article on speculation that Google will get into the bookmarking business.

CSS-based PowerPoint analog.

Designated folksonomic tags for SXSW bands.