A close look at the motherboard shows a segmented, three-piece construction, with ribbon cables joining the parts—certainly an interesting approach, in contrast to the rumored flexible PCB of the upcoming wearable iDevice.
Our first stop: disconnect the battery. Next step: figure how to get it out. That's gonna take some digging...
Peeling the Bluetooth antenna up from the side allows us to pop the first segment free of the plastic frame.