I think if we look back, five years from now, it won't be nearly as clear how you separate what those products are.

回顾五年前，这些产品的区分,不像这么明显。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

The latest was just found another five years or so.

最近一个是大约在五年前找到的

耶鲁公开课 - 美国内战与重建课程节选