One: It's not only the nano 6, its also got pics of iPod Touch 4G as well as the iPhone 4 cases...
Two: We mights as well wait, seeing as its going to be revealed in two days...
To get to the other pics, click the arrows at top of the picture of what your viewing and it will flick through them... alternatively here are the links;
Are they going back to the square nano? That is depressing. Also, are they guessing about this (like companies did last year? Or do they know something very nice?