https://blog.wongcw.com/2023/03/04/silvergate%e6%b7%b1%e9%99%b7%e6%b3%a5%e6%bd%ad%e6%89%93%e6%93%8a%e6%8a%95%e8%b3%87%e8%80%85%e6%83%85%e7%b7%92%e6%af%94%e7%89%b9%e5%b9%a3%e8%b7%8c%e8%87%b3%e5%85%a9%e9%80%b1%e4%be%86%e4%bd%8e%e9%bb%9e/