Amazon's in-car delivery is an opt-in feature that only works with 2015 or newer Volvo, Chevrolet, Buick, GMC and Cadillac vehicles. (General Motors / TNS)
At a time of heightened concern about user privacy, one of the world's biggest technology companies is seeking access to one of users' most private places: the trunks of their cars.
Amazon Inc. on Tuesday launched what it calls In-Car Delivery, which allows Amazon delivery drivers to open the trunks of certain late-model cars and drop off packages inside.
