Paul's Blog entry looks at Twitter, #Tags and  Personal Learning Networks; I'm disappointed he didn't mention #wdlih but he has some interesting ideas for formalizing #Tags to enhance communication, between learners, across the globe. 

Take a look yourself at http://moodlemckean.wordpress.com/2010/08/18/the-world-of-twitter/.

I wonder if they, #Tags, shouldn't be linked to the Dewey Decimal Classification e.g. #694 for Carpentry; #664 for Food Technology;  #341 for International Law etc....


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