In the never-ending cat-and-mouse game between digital media distributors and enthusiastic code breakers, the latter seem to have gained the upper hand when it comes to HD DVD and Blu-ray disks. Already twice this year amateur programmers have released keys for these next-generation DVDs, enabling playback and copying via unlicensed devices. The inability of copyright authorities to stay ahead—by issuing either new keys or cease-and-desist orders—prompts the question of whether such policies are the best way to balance fair use with intellectual-property rights.