I own a Tesla, and I love having a bunch of data about my usage of the car. I can see how much I've charged it, what it costs to power, where I drive, aggregates of my monthly usage, and more. It's especially cool when my wife is coming to pick me up, and I can see where the car is, so I know when to go outside if the weather isn't great. I also like the ability to cool or heat the car in advance of going outside in extreme temperatures.

However, all that data also means there are potential issues with privacy and certainly security. I am well aware that location and other data are being captured by Tesla as I use the car. However, it's not just Tesla. Lots of modern cars are collecting lots of data. Mozilla had a report on data privacy in cars, and all the manufacturers failed their data privacy test. There's also a summary at Engadget of the results.

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