If there's something on your mind that just doesn't seem to fall into any of the other categories, well, it quite likely belongs inside Joe Finneman's marketplace. Think of it as a general store for general discussions!
Definitely CUE-pon. Every now and then I say it differently, but I don't like COO-pon. It just sounds wrong to me. I guess both are technically correct, though, depending on where you're from.