> Why do they even need this data? The stated reasoning is that the want to track battery performance to optimize it, thus they need to see in what environment

> Why do they even need this data? The stated reasoning is that the want to track battery performance to optimize it, thus they need to see in what environment (weather and terrain) the vehicle is used to make sense of the data. The second reason is that they offer "fleet management" for company cars, so that a dispatcher for some company can see which car is where and which to send to a customer. Of course location data is valuable in many other ways as well ...