From the article: "The social networking giant Facebook has told the Obama administration that child privacy laws should not apply to a Web site’s ability to incorporate a “like” button, because that would inhibit free expression.
The company sent a 20-page letter to the Federal Trade Commission last week in which it objected to certain proposed revisions of the Children’s Online Privacy Protection Act, or Coppa. In it, the company argued that it had no control over sites that incorporate social plug-ins, such as a “like” button, and should therefore not be held liable under the child privacy law." Read more