https://blog.wongcw.com/2020/07/08/iphone%e7%94%a8%e6%88%b6%e5%8f%8d%e6%87%89%e8%98%8b%e6%9e%9c%e9%9f%b3%e6%a8%82%e5%ad%98%e5%9c%a8%e5%be%8c%e5%8f%b0%e9%81%8b%e8%a1%8c%e8%80%97%e9%9b%bb%e5%95%8f%e9%a1%8c/
iPhone用戶反應蘋果音樂存在後台運行耗電問題