“Do not get too attached to your Apple account; it belongs to Apple, NOT YOU!”
He tried to top up his Apple balance with a credit card. Apple shut down his account of more than ten years and kept every app, every movie and the money left in it. Support can’t see why. A “Back End Team” made the call, and nobody can appeal to them or even reach them. Famous people get their accounts back. Everyone else gets told to start over.