The average pilot will destroy an engine. This is fact. When lop in the earlier days the flight engineer watch with eagle eyes his instrument and make adjustments as required. Mick is a long way and I mean a long way above and beyond what people are on this post. He trends tends and trends. I don't know hot his operation and can only go on what I have been told on this forum.
I have also said if you wish to do it and it's in the poh go do it I don't care but give the maintenance shop pirour knowegle about what you going to do.
I wa ask do I recommend it or my thoughts I have done that. I see and lots others lame see the same results as I do.
Your $$$$$
Fuel is the cheapest single thing you can put in your aircraft. So what do you save over an hour how many hours a year you flying most private don't fly more than a 100 hours a year
Cheers