Given the distance they kick they need a smaller ground size. That way it doesn't take an extra kick to score allowing the opposition to more easily get back. Scoring is so hard at the moment. Must be the worst position ever being a full forward in the AFLW. Never going to kick a bag given the whole side struggles to score.
As for skills, which have improved, and list numbers, that will get better and bigger as depth improves throughout the country. Then you'll have more genuine footballers then athletes.
The point that they come from different sports and will go back to those sports one the season finishes will undoubtedly slow their improvement the elite footballers do football only, as they say practice makes perfect