Channels can be protected against unpaid or unauthorized uses. A set of channels is customized to provide an interactive newspaper. Tourism Active advertisement of touristic locations with booking functionality. Education Distance and electronic education. Class material is distributed via a channel.
User interaction is possible.
As soon new software or updates become available it is sent to subscribers. Automatic maintenance of software is possible. Minstrel's Architecture Minstrel has a broadcaster , that can be fed via a flexible information source interface. The broadcaster is in charge of controlling and scheduling the dissemination process. To make the broadcasting process scalable, Minstrel uses a hybrid protocol that is implemented by the transport system.