Patent ID: 8626669

Claim:
A method comprising: providing content storage devices by a content provider for delivery to a customer via a first physical delivery method, wherein the content storage devices include a plurality of content storage devices that store secure content playable by a media player; providing a billing storage device for delivery to the customer via a second physical delivery method, wherein the billing storage device includes one or more decryption keys, wherein the media player is configured to use the one or more decryption keys on the billing storage device to decrypt, without electronic transmissions to or from a remote server of the content provider, the secure content stored on the plurality of content storage devices and to display the decrypted secure content, wherein the billing storage device is configured to store an indication that particular decrypted secure content has been displayed by the media player; and receiving the billing storage device provided by the customer via a third physical delivery method, wherein the billing storage device includes secure billing information stored in a writeable area of the billing storage device, wherein the secure billing information indicates decrypted secure content displayed by the media player.