Nice keyboard skills on display and nice tones demonstrated.Like all sampled/virtual instruments it lacks punch and presence compared to an Analog Synth fed direct into speakers but it is still an amazing tool.
No doubt that Acustica Audio is great for hardware emulation. I don't have it. But once I saw a friend in action with Acustica Audio in the studio using Nebula 4. N4 Reverb based on Lexicon PCM70. And it really surprised me with the results