One of the reasons that tagging can be difficult to get into is because few tagging systems are alike. Although there are similarities, tagging is not only still evolving as a way of organizing but there are also several different ways to think about tags.
The most striking difference between different tagging programs is generally the tag browser. The act of tagging is fairly standardized (auto-complete, drag and drop, etc.), but browsing is much more heterogeneous. Most browsers fall into one of three types: tag clouds, tag trees, or tag recipes. [read more...]