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How To Make Your Smartphone Automatically Unlock Your Stuff - Lifehacker Australia
http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNEjxmdIciUg_qS_h3LubjD_-vAPAg&url=http://www.lifehacker.com.au/2013/06/how-to-make-your-smartphone-automatically-unlock-your-stuff/