For situations where you just need to mutate state as part of the execution of some discrete task, this is a simple way to accomplish that.

对于仅需要改变状态并将其作为执行离散任务的一部分时，这是完成任务的简单方法。

youdao

Traditional companies tend to view products and services as the basis of competition and a task as a discrete event.

FORBES: Time trumps Money in Innovation

As for effectiveness, I do think limiting the size of my inbox has been helpful in forcing me to procrastinate a little less, organize my digital life and treat each task as a series of discrete steps rather than a vague, daunting undertaking.

FORBES: How Inbox Zero Became Inbox 50: The Evolution of a Resolution