I don't whether it should be called radio anymore - the playing of music to listeners who occupy a geographically diverse space. Anyway, I subscribed to Whole Wheat Radio a while ago - the writing interested me on occasion. Every now and then my aggregator flags up that it is having problems reading a feed (I probably ignored the article saying the feed was going) and I eventually get round to investigating what has gone wrong.
Here is an innovative approach to a "radio station" that I haven't seen before: Wiki Radio.