Above all, a well-designed Google product is useful in daily life.It doesn't try to impress users with its whizbang technology or visual style – though it might have both.

任何恰当的时候，谷歌都会提供一些巧妙的功能来诱复杂的线系统 - 如， 想要在不同硬件和电脑直接享数据的，在线或离线，都渴望得到存储空间。