"we have to (...) merge and leverage emerging and traditional tools to improve findability. (...) at the intersection of those two models is a more powerful framework for identifying, sharing, and finding information. The goal is a metadata ecology"
Tag Systems "are supremely responsive to user needs and vocabularies (...). (T)ransforming the creation of explicit metadata for resources from an isolated, professional activity into a shared, communicative activity by users is an important development"
Folks. "promote exploration and learning as users browse related topics, tags, and users. (...) users have the opportunity to locate new resources that they might not ever have come across through searching."