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The webpage at http://platform0.twitter.com/widgets/tweet_button.html?_=1286998772986&count=horizontal&counturl=http%3A%2F%2Fwww.guardian.co.uk%2Fcommentisfree%2Fcifamerica%2F2010%2Foct%2F12%2Fwhy-genes-are-leftwing&lang=en&related=commentisfree&text=Why%20genes%20are%20leftwing%20%7C%20Oliver%20James&url=http%3A%2F%2Fgu.com%2Fp%2F2kb2m%2Ftw&via=guardian might be temporarily down or it may have moved permanently to a new web address.

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Error 105 (net::ERR_NAME_NOT_RESOLVED): The server could not be found.