https://blog.wongcw.com/2021/11/02/tim-cook%e5%9c%a8%e7%8c%b6%e4%bb%96%e5%b7%9esilicon-slopes%e5%b3%b0%e6%9c%83%e4%b8%8a%e7%99%bc%e8%a8%80%e5%90%8e%e6%94%b6%e5%88%b0%e6%b2%b9%e7%82%b8%e9%86%ac%e7%b4%80%e5%bf%b5%e5%93%81/