FIG 1 is {HEAD ~ an illustration} of an embodiment of {TAIL ~ a photonic band gap routing arrangement} having routing elements with four selectable routing directions 
FIG 1 is { HEAD ~ an illustration } of an embodiment of { TAIL ~ a photonic band gap routing arrangement } having routing elements with four selectable routing directions
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH