andrews
pfm Member
I see this sort of esoterica as basically New Age Audio - like healing crystals and courses to open your chakras.
To me it's bonkers but I don't really see the harm.
I agree that the 'explanations' of how they affect sound seem incomprehensible.having said that - these items do change the sound (often, but not always,for the better). There are several DIY videos on Youtube, but some are coy re the 'magic' filling(s(