| http://www.w3.org/ns/prov#value | - A lot of folks I talked to don???t understand how Digg, del.icio.us, NewsVine and other sites can be used as productivity tools, either. (While del.icio.us is a handy way to keep your bookmarks with you from one machine to another, we???ll talk about it from a social networking standpoint here.) The obvious first answer is that these tools are filtering mechanisms.
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