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Hacker News
How Google Is Cleaning The Web Of Comment Spam
http://www.forbes.com/sites/timworstall/2013/12/15/how-google-is-cleaning-the-web-of-comment-spam/
29 comments
26/12/2013
Reddit
Google Is Cleaning The Web Of Comment Spam by Changing the Economics of Spam
http://www.forbes.com/sites/timworstall/2013/12/15/how-google-is-cleaning-the-web-of-comment-spam/
58 comments
26/12/2013
technology