Blogs are very poor tools for fostering genuine intellectual exchange, which is one reason why, increasingly, those exchanges happen for many on Twitter despite the 140-character-at-a-time limit. We might ask why that is: Why do some many people prefer to exchange ideas on Twitter rather than on blogs? I don't think it’s just laziness. And then we might ask another question: What might a tool look like that combines the best features of blogging and tweeting, while minimizing the flaws of both instruments?
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