The other replies explained this really well, but I'd add that the effect typically is dropping requirements which only seemed important at the time. Often happ

The other replies explained this really well, but I'd add that the effect typically is dropping requirements which only seemed important at the time. Often happens once the reduced scope is delivered and new tasks arrive and it occurs to the stakeholders that the current state is "good enough for now". I usually do one comparison per meeting - regardless of the topic at hand.