https://blog.wongcw.com/2022/09/21/strategy-analytics%ef%bc%9aairpods%e5%b8%82%e5%a0%b4%e4%bb%bd%e9%a1%8d%e6%ad%a3%e5%9c%a8%e7%b8%ae%e5%b0%8f%e5%a4%a7%e7%9c%be%e6%9b%b4%e5%8a%a0%e9%9d%92%e7%9d%9e%e4%be%bf%e5%ae%9c%e8%80%b3%e6%a9%9f/