I added XFN support to Workbench this morning, putting keywords like "friend", "acquaintance", "met", and "colleague" inside the links on my blogroll. This tells XFN-aware software how I know people, which can be used to build distributed MySpace-style social networks across the web. I'm a generation too old for this kind of thing to seem normal, but I'm curious to see whether anyone's doing interesting stuff with this data. WordPress MU also supports XFN. Any time you add a link to your blogroll, click the Link ... read more