Hmm that iPhone should have been placed into airplane mode THEN turned the wi-fi on. That way the cell antennas turn off and the only one on is the wi-fi. Helps a lot when you are at a Starbucks in Mexico and don't want to have the phone accidentally jump on their cell network and have AT&T charge you an arm and a leg later on. If this does make it into service hopefully they mention how to make their gadgets "safe".
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