https://qooah.com/2012/04/06/google-ceo%e9%87%8d%e7%94%b3android%e9%96%8b%e6%ba%90%e6%80%a7%e6%9c%89%e6%84%8f%e9%96%8b%e7%99%bc%e7%a1%ac%e4%bb%b6/