@1m18s you see a syringe of fluid - so it's something similar. Maybe two laser-cut capacitive films with non-conductive fluid pumped through to make static 'bu

@1m18s you see a syringe of fluid - so it's something similar. Maybe two laser-cut capacitive films with non-conductive fluid pumped through to make static 'buttons'. Probably a better MVP than what I suggested earlier :). Thanks for the link.