A reason that it takes refining a crystal or gem to be able to better focus and use that energy to make them useable as such. Cutting it, trying to get the correct faceting, and so on. The rechargeability is something I am proud of with them when it comes to the barrier shields, of course.

I try to better them with each new design.

[Which could be said of everything he made; the more he used something, the better the refining method of anything became over that time.]

Understandable, really. I do take payment, but I am just as happy to trade that for anything that could go towards Cosmo Conservatory, or simply testing something new I may create.