1. An electronic appliance comprising: a secure processing unit; a central processing unit; and one or more computer-readable media external to the secure processing unit, the computer-readable media storing at least rights management software comprising programming operable to apply one or more electronic controls to govern usage of an electronic content item received by the electronic appliance separately from the electronic controls and via separate delivery, the electronic content item comprising audio, visual, and/or textual electronic content, at least part of the programming designed to cause the secure processing unit to decrypt information associated with the electronic content item, wherein the one or more electronic controls specify one or more permitted or prohibited uses of the electronic content item, and wherein the rights management software is designed to be resistant to tampering by users of the electronic appliance.