Obviously, this was an amateur video shot by someone in the audience using a shotgun mic mounted on the camera, hence the poor overall sound.

The audience seemed to enjoy the demo, though.

Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)