Usually it's the person getting scammed that tends to be left feeling pretty unintelligent afterwards. Of course that full-blown piano wasn't $40, but you didn't want to miss the chance at a stellar deal, so you bought it online anyways. Now you have to report suspicious activity on your account and still no piano. It happens every now and then to the best of us. However, sometimes, when the stars align, or the scammer is sloppy, satisfying justice gets served. That is the happy story we found…