The problem is that it probably costs apple $3 to include one but it will cost you $50 to buy one separately. So people will start using cheap garbage adapters

The problem is that it probably costs apple $3 to include one but it will cost you $50 to buy one separately. So people will start using cheap garbage adapters from AliExpress and burn down their house. IIRC, HTC had a similar idea 5-6 years ago, but they would give you a charger for free if you asked them.