I have known about this for a long time, nothing new. If it really bothers you, get something like:
If you want to learn more about cellphone privacy or how to diy a "Stingray" (for stealth testing purposes of course) check out the Defcon talk:
The hilarius part is that you can literally set up one of these base stations completely legally with a HAM radio license over an ISM band. You literally do no break any laws by setting ones of these up.
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