Shiney piston syndrome. If you're engine runs fine, and it should, don't fret the terminology. A whole lot of mountain was made out of a grain of sand.

Finally, the rear carb mounting took care of the "tilted plane on the ground" idle issue. It appears that people can hold the plane any way they want to now with no concern of the engine quitting. Never did do it in the air but doing it while standing on a wingtip in contact with the ground had a few people really upset.