“We all grew up knowing about tags. We had tags in our clothes, we had them on our holiday presents, we played a game called tag, and some even used spray cans to tag their turf. All of these uses of tag have different meanings, but unless we understand the context and/or the person using the word tag we do not know what they mean. This can be a problem with tagging on the web, but like everything else there are two sides to the story and there are some great benefits from tagging, if it is done well.”
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