Use your fingerprint to unlock your phone? You just gave up some rights (CNET Update)

Watch more CNET Update: http://bit.ly/1M6Q5xn
Questions over the 5th Amendment are raised when judges can order you to unlock a device with your print -- but you can't be forced to give up your password. Also, Sony may have its own legal trouble with a video-recording contact lens, and celebrities at the Met Gala attempt to bring tech to fashion.

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