Cool. I think there's huge disruption to be done in the tech stack and listening model for broadcast radio.
I wrote up a few ideas back when KPCC was applying for a Knight Foundation News Challenge grant:
http://ewr.is/2012/03/1788-taking-radio-beyond-the-play-butt...
StreamMachine supports all the cool bits underneath, but we've never gotten a chance to do the client integration to really take it to the next level.