I have no creations that I'm willing to publically (or otherwise) exhibit; I suck, and persist purely because I enjoy the experimenting with different sounds.
TradeMe, about 10 months ago, Uh... I think you're getting a considerably better deal then I did (mine was just short of $900) - though I did buy new (this is when they were going for $1300 through Rockshop - dunno what they're going for now)
The only truely productive use I've done with it is micing mates instruments. Oh, and using it as a rather expensive DI box