Interesting examples, terrible argument! No substantiated claims whatsoever! Shirky obviously thinks he is pretty smart and does not have to produce any real arguments based on evidence.
One of the common distinctions that comes up is whether you're using tags or categories ("tags-as-categories") for your posts. The distinction is that categories are fewer in number, generic, chosen beforehand, possibly hierarchical (sub-categories) and p
C. Yeung, N. Gibbins, и N. Shadbolt. Proceedings of the International Workshop on Emergent Semantics and Ontology Evolution (ESOE2007) at ISWC/ASWC2007, Busan, South Korea, (ноября 2007)