"Specifically, Microsoft's rep said, "By tomorrow you should
allow the battery to fully run out of power before the unit can
restart successfully then simply ensure that your device is
recharged, then turn it back on."
"There's one additional problem if you have DRM (Digital Rights
Management)-crippled content on your Zune from Zune Pass, "you may
need to sync your device with your PC to refresh the rights to the
subscription content you have downloaded to your device." Until you
do, you won't be able to play any of this music."