The difference is ASA allows almost all the previously certified bats (i.e. 2000 and 2004) as opposed to USSSA banning them.
Exactly. It's a pure money grab, just like the bat warmer USSSA approved a few years ago. Core, you're in PA - you can't possibly think playing U-trip in the older age groups is worth it??! At 10U and 12U, it's the new rec league, but for the older players, I see no reason to waste my time or money.