https://blog.wongcw.com/2021/11/08/%e9%9b%bb%e5%8b%95%e6%b1%bd%e8%bb%8a%e8%a3%bd%e9%80%a0%e5%95%86rivian%e6%8f%90%e9%ab%98ipo%e5%8d%80%e9%96%93%ef%bc%9a%e4%bb%a5%e7%8d%b2%e5%be%97650%e5%84%84%e7%be%8e%e5%85%83%e5%b8%82%e5%80%bc/