Seriously, I wouldn't take the chance of getting a good one. When I got mine is when they first came out. So all this defect talk wasn't around yet.
If you don't want to take a gamble, then I recommend going with the SCDS1. I've been hooked on this cart for about three months now. I haven't used anything else. It's very dependable, and has features no other cart has. In my opinion, it's the number one slot 1 cart.
[fanboyism]What, like Real-Time Saves? Check the new CycloDS Evolution beta, saving, 8 seconds. loading, somewhere around 3-5 seconds flat.