The write current 92 and the current applied to write word line occur at the same time to force {HEAD ~ a current} from {TAIL ~ conductive spacer} 70 a to conductive spacer 70 b 
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The write current 92 and the current applied to write word line occur at the same time to force { HEAD ~ a current } from { TAIL ~ conductive spacer } 70 a to conductive spacer 70 b
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH