A one time cure for cavities is just bad for business!
Same with RISUG, a cheap semi-permanent reversible male contraceptive made with a tiny piece of plastic (which would destroy condoms and female hormonal pill - never got to the western world) or ocumetics, the bionic eyes promising 20/20 for everyone with a simple cataract surgery (which seems to be stuck in a endless cycle of getting bought, and doing trials).
Same with RISUG, a cheap semi-permanent reversible male contraceptive made with a tiny piece of plastic (which would destroy condoms and female hormonal pill - never got to the western world) or ocumetics, the bionic eyes promising 20/20 for everyone with a simple cataract surgery (which seems to be stuck in a endless cycle of getting bought, and doing trials).