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  • William Yeh thinks this is interesting:

Leave some slack. Especially when planning an iteration, do not plan on using 100% of every team member’s time. Just as a highway experiences gridlock when filled to 100% capacity, so will a development team slow down when every person’s time is planned to full capacity.

From

Cover of Agile Estimating and Planning

Note

原來 Mike Cohn 大師也如是說,那⋯⋯我就放心維持我對 https://www.slideshare.net/williamyeh/ss-69296400 第 5 頁的詮釋了。