Podcasting to cell phone users is one of the last great frontiers. In addition to making every cell phone a stand-in for a MP3 player, it can push content out in near real time. This makes the system useful for announcements and any other form of information that cannot wait for the user to synchronize with the RSS feeds.
So, for example, this system could be used to distribute all types of school-based information to students, parents and staff. The school radio station could be extended by such a system. The opportunities are endless.