I think it's a no-brainer when it comes to trans-fats. Just because industry giants find it more economical to use the shit doesn't mean they can kill us so their products have a longer shelf-life.
An MML3 would be like a godsend!! The first 2 MML games owned ass! I would love to see this imanginative series go much further. And on a NextGen Console...oh...oh god.