Hey Lee, here's a link from the Korg forums to a guy doing REALLY high quality styles - 2 catches.

1. You have to pay for them.

2. They are "song specific" styles, and I suspect you want more generic (and up to date) styles.

Just thought I'd try and help out anyway....
http://www.irishacts.com/ezypal/index.php?do=catalog&c=korg_triton_%2526_pa_series_libraries