We are dimly aware that whether the “smart” phone is turned on, or off, every move we make is being tracked and stored. By someone, somewhere.
Which means, according to no less an authority than ex-N.S.A. director Keith Alexander, the G-men will go after it.
What can law enforcement, or intelligence, agencies learn from our “smart” phones? Check out this ACLU video. And note there exists decent location privacy legislation in Congress which will need strong public support to become law.
And have a paranoia-free 420.