That's not this is talking about, Facebook's dabble into retargeting is well known (http://techcrunch.com/2012/09/13/facebook-exchange-results/ http://techcrunc

That's not this is talking about, Facebook's dabble into retargeting is well known (http://techcrunch.com/2012/09/13/facebook-exchange-results/ http://techcrunch.com/2012/09/13/facebook-exchange-results/). The article is talking about an AdSense competitor.