Here's an impressive 17 minute Tyros 4 demo with Peter going in detail explaining how Super Articulation works all by itself in the background.
Even the Korg Kronos can't do this when it comes to these SA nuances generated automatically by Tyros 4.
Thanks to Tapas for 'tipping me off' on this informative video.

Must Watch ! :
Tutorial Section: starts at: 4:30