https://qooah.com/2012/01/15/motorola-%e8%a2%ab%e8%a3%81%e5%ae%9a%e6%b2%92%e6%9c%89%e4%be%b5%e7%8a%af-apple-%e5%a4%9a%e9%bb%9e%e8%a7%b8%e6%8e%a7%e5%b0%88%e5%88%a9/