Why let your abandonment of this mortal coil prevent you from continuing to be a self-impressed techno-utopian schmuck? Now you can alert the world that you read BoingBoing ever after death with the "Public Domain Donor" sticker. Put it on your license today so that when you die your Twitter will revert to the Public Domain where fellow Twitterers may build upon it with further Twittering. [Public Domain Donor via Kottke]