All modern cars have cellular connectivity. The manufacturer pays the monthly fee. Since most cara have gps built in, they always know where you are.
When you connect your phone to the car via bluetooth or usb your phone will trust the car and hand over the data. Want to see that message on the car screen? Well the car manufacturer now has a copy of it. In real time.
Perfectly legal for cars to harvest your texts, call logs (www.theregister.com)
Baby shark caught in glove rescued by couple on scuba diving trip in Rhode Island (news.sky.com)
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