Maybe I am alone on this one. Or, as I prefer to see it, I am a visionary and a genius while you all are morons!!!!
The difference between the Series 6 and the Series 6 Prototype is size, of course, the name below. The Series 6 logo just looks hand drawn and not too deeply thought out.
I think there is a vast difference in design engineers and graphics engineers.
But, I may be alone on this one.
TF