Hackers can remove the name of the person who sent a song to your Zune, while that person does the same. The hack bypasses the 3-play/3-day limit of a shared song on the player’s WiFi routine. Next, somebody needs to figure out how to blow away that 3/3 day limit of shared song. Update: Hey, wait a minute they’ve already figured that one out, too! Zune Hack: Share your song again! [Fadeproofonline]”]
Source: https://gizmodo.com/zune-hack-share-that-song-again-in-five-easy-steps-218251