If nothing else, the psychological difference is invaluable. "Priority" is irrational and often arbitrary. Impact means money. Urgency means timeline. These thi

If nothing else, the psychological difference is invaluable. "Priority" is irrational and often arbitrary. Impact means money. Urgency means timeline. These things can be put in numbers, even if inaccurate, this is why it's much easier to build consensus around them. Regarding politics, the author mentioned aligning incentives in another comment. It seems generally necessary regardless of the method used.