My Apple TV stopped talking to my iTunes library once. The reason was that the debit card associated with my Apple account had changed numbers when all the cards got chipped sometime back. Subsequently, I bought a song off iTunes but the charge was apparently declined. There was no message from iTunes or Apple except to pull the plug on Home Sharing until I figured out what was wrong and paid Apple the $1.09 that I owed.
Using it once is all he needs.
1. Take a big short position in Tesla stock.
2. Send out an "update" that bricks Tesla cars everywhere, which would end Tesla as a profitable enterprise.
3. Profit!
If the hacker only got $50K he was robbed.
It's a naive, domestic operating system without any breeding, but I think you'll be amused by its presumption.