Diki..., I think what's so impressive here to note is that Korg did this with the INTERNAL soundset and didn't have to load in any samples... For what they've done so far using only the presets is very impressive.., and quite promising for the future too.
I too love Yamaha's SA voices..., but Korg is taking it a step further by the amount of user control (for user tweeks) with these types of voices.
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GEAR: Yamaha MOXF-6, Casio MZX-500, Roland Juno-Di, M-Audio Venom, Roland RS-70, Yamaha PSR S700, M-Audio Axiom Pro-61 (Midi Controller). SOFTWARE: Mixcraft-7, PowerTracks Pro Audio 2013, Beat Thang Virtual, Dimension Le.