I don't know about "rapidly". From what I can tell, there is a committed bunch of us who will carry on as long as our devices continue to work. Just because the

I don't know about "rapidly". From what I can tell, there is a committed bunch of us who will carry on as long as our devices continue to work. Just because they're no longer being sold, doesn't mean they don't continue to be used. The demand for a relatively cheap high-capacity portable music player hasn't just disappeared into thin air.