Now that this has been published the perp in question will know to just slip his cell phone into the purse of some 82 year old woman and watch the fun ensue.
BTW, ya just know they're likely using face recognition software as well as other tracking/identification technology. In fact, they're probable are using bio/heat signature software, which I would assume has been developed or will be.
They have lots of your tax dollars to play with.
Always take the battery out of cellphone when not in use.