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					Originally Posted by Undertoad
					
				 
				So I set it up. You take a picture of your face using the front-facing camera, from a normal arm's reach away; and then when you want to unlock, you look at the phone, and it identifies your face as being the same as it pictured before, and unlocks the phone. 
 
It works great. 
			
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 Can you shave your goatee and drastically cut your hair, and see if it still works? I mean, for science and all.