Okay, well, I actually have it up and working. I now understand the (actually very simple) process. I'd like to have some willing folks test it, perhaps tomorrow night (Sunday night, July 4th)?
If I could get 10 people to play the stream, I'd be able to see what it does to my CPU/memory loading and my bandwidth, and thus be able to judge future practicality. However, I'm not going to leave the stream running constantly, so it has to occur at a prearranged time. If you are reading now, you can go to
www.shoutcast.com, click on "listen", and do a search for "Cellar Testing"...click on the "Tune In" button, and you should hear John Entwistle.