> Focusing on Facebook make the issue easier to understand, but the issues raised apply to all targeted advertising companies that try to justify themselves to

> Focusing on Facebook make the issue easier to understand, but the issues raised apply to all targeted advertising companies that try to justify themselves to consumers Then they should also mention that in their articles. Because in the existing form, for a not techie people it sounds like _only_ Facebook has been doing this and that's not the case. "Many other companies" includes Google, Twitter, Ad networks like Adroll etc. I don't think there is a need to list all of them in here :)