Cameo Hydrabeam 4000, Opinions sought.

Anyone owned, used or have seen one of these in action in a real life situation? Cameo-HydraBeam-4000-RGBW Are they worth buying now after the £200 ish price reduction from their original launch price, (currently available at around £500) which seem to be quite a lot of light for the money IMO.

On the subject of 'value for money' Thomman are offering what would appear to be a clone of the Chauvet FX9 for almost half the price of the Chauvet offering, if it's of interest to anyone, here's a link CROWN FX