Too often I have found myself an a situation where a customer or manager wants a list of tasks/activities for a project or a change requirement with an estimate of each task/activitiy giving a total.
That almost always fails in my experience. We just dont know what the future will give, this quote kind of nails the problem; )
"..We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns – the ones we don't know we don't know."
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Too often I have found myself an a situation where a customer or manager wants a list of tasks/activities for a project or a change requirement with an estimate of each task/activitiy giving a total.
That almost always fails in my experience. We just dont know what the future will give, this quote kind of nails the problem; )
"..We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns – the ones we don't know we don't know."