Twitter's Data Mining Business Earned $47.5 Million From Selling Off Information(online.wsj.com)
online.wsj.com
Twitter's Data Mining Business Earned $47.5 Million From Selling Off Information
http://online.wsj.com/article_email/SB10001424052702304441404579118531954483974-lMyQjAxMTAzMDAwNjEwNDYyWj.html
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