1. For use with a general purpose computer having a processor, a computer communications interface, a computer memory and an operating system having one or more file management tools, a protected content storage device for presenting content to a user, the device comprising: a housing; a device communications interface accessible through the housing and configured to be communicatively connected to the computer communications interface; and a device memory connected to the device communications interface, the device memory comprising: a boot partition which is readable by the one or more file management tools of the general purpose computer; a boot software located in the boot partition and configured to cause the operating system to automatically access the boot software through the computer communications interface and the device communications interface, copy the boot software into the computer memory, and cause the boot software to be executed by the processor from the computer memory; a secure partition shielded from the one or more file management tools; digitally stored content in the secure partition; and a content delivery software configured to read the digitally stored content and present it to the user as sensory data as a result of copying the content delivery software through the device communications interface and the computer communications interface into the computer memory and as a result of execution of the content delivery software by the processor from the computer memory, wherein the digitally stored content is accessible solely by the content delivery software, whereby the user is precluded access to the digitally stored content in its digital form.