It will be a positive for 99% of kids who are not in the same boat as the 2-3 uber elite players on the top teams. It will specifically be great for kids with some talent who have not physically matured in 8th grade but will probably catch up to the "man-child" post puberty superstars. The playing field will be more level by the time they reach late 10th-early 11th grade. Right now it is often about just who is biggest and most physically mature.