https://www.theguardian.com/technology/2021/oct/13/apple-may-cut-iphone-13-production-by-millions-as-us-warns-of-christmas-shortages

Shares in Apple fall as global chip shortage and supply chain issues prompt White House to admit there could be empty shelves during festive season

Apple may slash the number of iPhone 13s it will make this year by up to 10m because of a shortage of computer chips amid a worldwide supply chain crunch that led the White House to warn that “there will be things that people can’t get” at Christmas.