"We never had the little gizmo so if you grab a handfull below an NR of 60%"
Did you really mean Nr? If you get down to 60% Nr on any helicopter, you have surely already gone past the point of getting the wind-down feeling!
Even coal powered steam ships had a better system than the Puma HC Mk1 - i.e. a bell to ring the boiler man to get stoking the fire!
Shame we didn't get Makila engines all those years ago.