A plurality of flexible hinges couple {HEAD ~ the plurality} of {TAIL ~ substrates} into a substantially flat two dimensional foldable assembly 
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A plurality of flexible hinges couple { HEAD ~ the plurality } of { TAIL ~ substrates } into a substantially flat two dimensional foldable assembly
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH