Well, we saw the teaser in terms of that animation that suggests this merge sort algorithm when implemented by a computer is absolutely faster.

我们从前面的动画中可以看到,这个归并排序算法在计算机上实现之后,绝对比其他算法更快。

哈佛公开课 - 计算机科学课程节选

Well the problem is that the problems grow faster than the computers speed up.

问题就在于我们要处理的问题的复杂度,比计算机提速还要快。

麻省理工公开课 - 计算机科学及编程导论课程节选