What is the real reason these companies are doing this? It's obviously not the reasons they claim. There must be some sort of incentive program where Facebook i

What is the real reason these companies are doing this? It's obviously not the reasons they claim. There must be some sort of incentive program where Facebook is giving them kickbacks, as well as a gag order that prevents them from stating the agreement they have. It's very close to the old practice of companies that "sponsor" popular software by paying the developers to include their third party adware toolbar installers in the package, often embedding themselves deep within the user's system on a rootkit level, just as Facebook invisibly tracks everything you do.