Yes I have also listen to many Turkish demos of the Korg PA's and it is really amazing how some of these guys play.
Idea: For those who want to know how some of the sounds of the PA3x will sound why not listen to a few demos of the Grand Piano and EP sounds of the SV1 at
http://www.korgpa.com/pa_root/en/products1/sv1_demo.html?en 