The current study, which thus far has only been presented at a conference, albeit a prestigious one, and not yet published in full in the peer-reviewed literature, appears to be a game-changer.
Many unpatentable modalities in the realm of complementary and alternative medicine do not inspire huge and costly trials. We need such trials to know for sure what does and doesn't work. In the absence of them, we need to avoid a rush to judgment.
If we are prepared to acknowledge the widespread bullying to which both science and sense are subject at the hands of the almighty dollar, we might commit ourselves to the systematic effort of distinguishing the two.