"tagging eliminates the decision - (choosing the right category), and takes away the analysis-paralysis stage (...) it provides immediate self and social feedback (...) it taps into an existing cognitive process without adding add much cognitive cost"
"Tagging works because it strikes a balance between the individual and social. It serves the individual motive of remembering, and forms a ad-hoc social groups around it."
"Could the order of tags be a general solution for hierarchical tagging? It would be similar to relations between words within sentences or to the order of folders in a directory and without enforcing a structure."
"we discovered regularities in user activity, tag frequencies, kinds of tags used, bursts of popularity in bookmarking and a remarkable stability in the relative proportions of tags within a given url. We also present a dynamical model of collaborative ta
Diigo is about "Social Annotation", a superset of social bookmarking. We believe that the social annotation service provided by Diigo can really enhance your experience for online browsing and interactions, and for information gathering and sharing.
"The future co-existence of controlled vocabularies and collaborative tagging is predicted, with each appropriate for use within distinct information contexts: formal and informal."
"Tagging in and of its self is a helpful step up from no tagging, but is no where near as beneficial as opening the tagging to all. Folksonomy tagging can provide connections across cultures and disciplines (...)"
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"