I find this interesting, because "Sending commands to <systems>" is how aftermarket self driving works. I'm specifically thinking of George Hotz's venture. It c

I find this interesting, because "Sending commands to <systems>" is how aftermarket self driving works. I'm specifically thinking of George Hotz's venture. It connects up to OBD and can control steering, brakes, and gas if they're drive by wire. I know at least Toyotas allow this, and to a lesser extent Hondas.