Originally Posted by Lion BR
The main reason for longer service intervals is not the detuning of machines. It is the result of better materials. They speak of "diamond-like" coating on the finger followers.
Now, what the detuning does is better rideability and better fuel consumption.
I'm sure you have a point, but then again, If I ride an engine at 80% of its power wouldn't that mean that valve adjustments would be less frequent than if I ride it at 90% ?