Even more fun to see those who think engine management is a big deal find out it isn't.
It persistently amazes me how many people think these aircraft were so incredibly difficult to operate that they required constant adjustments or their engines would lock up, explode or shut off.
The people flying these things were often 18-22 year old kids. Smart guys, sure, but not super humans, not incomparable geniuses.
If you had to watch your engine like the engine management nuts seem to think you did all that power wouldn't have won fights as the guys with half the power on simpler engines could have actually paid attention to the fighting instead of constantly tweaking their power plant.
Read some more. How many times do the pilots relating their experiences say something to the effect of "I pushed the throttle to the stops and left it there."? I have seen many such comments from WWII pilots.