Visualization > Movement of 880 iPhones July 17, 2011January 6, 2018 by Andrew John Harrison This video visualizes the movement of 880 iPhones in Europe in April 2011. Taken by tracking their GPS (they volunteered for it). © Andrew John Harrison. All rights reserved. Related Share the love Post navigation How I Use My iPhoneUS Govt. Debt You must log in to post a comment.