Apple passes patent restricting freedom of speech under "anti-sexting" premise

“Systems, devices, and methods are provided for enabling a user to control the content of text-based messages sent to or received from an administered device. In some embodiments, a message will be blocked (incoming or outgoing) if the message includes forbidden content” …”The content of such a message is controlled by filtering the message based on defined criteria.”

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On the bright side it appears to be a parental option on cell phones, but on the dark side this patent could be used in the future as the basis to start restricting freedom of speech on the internet. What do you guys think?