https://qooah.com/2011/12/23/itc-%e5%88%9d%e5%88%a4-motorola-%e4%be%b5%e7%8a%af-microsoft-%e4%b8%80%e9%a0%85%e5%b0%88%e5%88%a9%e6%8a%80%e8%a1%93/