In Making a list: Whitelisting with OpenId and XFN, Steve Ivy discusses how FOAF+OpenID style whitelisting could be done using microformats, rather than "pragmatically awkward FOAF".   Ok, I think the DIG system uses Drupal and Steve's talking about WordPress, so there may be differences in what's available off the shelf. But in principle the DIG system is already a microformat-capable system. A ... Continue reading