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RT @J_A_McNaughton: Determining device position through minimal user input. https://t.co/d6Lr4CnRvn @J_A_McNaughton @ProfTomCrick @ashatch
RT @J_A_McNaughton: Determining device position through minimal user input. https://t.co/d6Lr4CnRvn @J_A_McNaughton @ProfTomCrick @ashatch