I in no way shape or form had anything to do with this article other then I found it and thought it interesting enough to post the link. I did not copy and paste because it is not mine. I "found" this article at another comp site, not the one in the link below but for the sake of TH I'll leave that link out.
Why the heck go to all the trouble of reconfiguring the drive's firmware to limit the storage capacity when you can just do the same thing by creating a small partition on the drive?