Played with them when they were first in development. Cooling them is not the problem, it's the ballast driving the bulb that gets really hot and fails. The bulb itself will last a long time as it's based on induction and not electrodes, but the driving ballast has issues.

They're meant more for visual applications and not horticultural applications.
khyberkitsune Reviewed by khyberkitsune on . Light Emitting Plasma ?!? Has anyone tried this? There's a company called Luxim showing at 'lightfair' in vegas. It seems to be a pretty new technology, but wow, pretty compelling. The coolest thing is that the lamp itself is a little bigger than a tic tac. >>>>>>>> Generating 73 lumens per watt represents a radical efficiency improvement of the Tesla series, reducing energy consumption of a standard 400 watt metal halide system by up to 50 percent. At today's power costs, this means an annual savings of Rating: 5