These industries are worth billions, but focusing on commercial output is shortsighted, as science is often a slow, evolving, iterative process.

这些产业价值数十亿美元，但专注于商业产出是很短浅的，因为科学往往是一个缓慢的、不断发展的迭代过程。

It was this iterative process that was driven by the people who were actually using the product.

正是这个迭代过程是由实际使用该产品的人驱动的。

They have to design ways to get around them, and then they have to have the self-discipline to follow that, and it's a continuous iterative process.

他们必须设计方法来解决这些问题，然后他们必须有自律去遵循设计出的方法，这是一个持续的迭代过程。