> "Every single electrical and radiological device can be utilized to transmit data. What's the baud of opening and closing HVAC vents and reading them from space satellites?"

https://www.wired.com/2017/02/malware-sends-stolen-data-dron...

Also reminds me of the stories of reverse engineers using, lights, motors, speakers, etc to exfiltrate boot images.

> "If hacking a Jeep is as straightforward as hacking a server, and servers are routinely breached, then where are all the hacked cars? It's a bit like the Fermi Paradox."

One barrier to entry is the actual cost of acquiring a vehicle. You can buy a lot of iPhones to hack on for the price of a Tesla.

> "We think of Teslas as cars just like we think of an iPhone as a phone, but a more accurate account of reality is that they're both just computers."

It's actually kind of worse than that, cars are actually rolling datacenters with multiple computers and multiple networks. (CAN bus[es], Ethernet, proprietary networks)

//Disclaimer: I work for GM, but not on any of this.