> All without numerically estimating a single task in the plan. However, often you have multiple paths to achieve a goal, and you have to choose which one you'

> All without numerically estimating a single task in the plan. However, often you have multiple paths to achieve a goal, and you have to choose which one you're going to take. Either you estimate each path in days/weeks/months or you'll have to compare all the alternatives (a > b?, b > c?), at which point having numbers is probably worth it.