Well, I'll reserve judgement until I see the usage - I can think of a way that could work - but I'd like to see someone from that group describe it to see what they know.
The power generation seems very un-xing-yi like to me. I don't consider myself an expert on all things Xing-yi, but the kind of whipping force used here does nost seem to follow the open-close method of Xing-yi, at least as I understand it.
BUt then it is pretty low quality on that clip and I could be missing something.
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