Is your hull, hairy, pitted, full of poors.....
Light Dimpling has already been proven, and I would expect some form is coming....Can Olympic swimming suit technology be adapted to be used on boat hull surfaces?
I believe the effect the shark gets is a thinning of the laminar flow boundary layer at the skin.There is an article on the internet somewhere that I read years ago about sharks skin. It is unbelievably slippery in the water yet feels like coarse sandpaper. The coefficient of friction is unbelievably low! The Navy had come up with a coating for Subs which cut fuel costs substantially and gained speed.
Ken