It is a great idea, but I'd like to receive the whole package, case and all. Traders aren't obligated to send anything except the disc itself.
lala.com
Has anyone checked out lala.com? I haven't had a chance to try it yet but it sounds intriguing. Certainly a low-cost alternative to buying new, or trading CDs through a retail shop...could be a way to convince people not to iTunes, too...