OK, last Sunday I went and did an autocross, it was a bit wet part of the time as the pictures show. So I simply run for seat time and fun.
SCCA_Pts5_0601.jpg
this shows the water splash best
SCCA_Pts5_0602.jpg
SCCA_Pts5_1049.jpg
the white you see on the car, is paint-n-peel, I use it to protect from stone chips, but in the wet it turns white and then drys clear
enjoy