"There is a tremendous amount of superstitious ignorance in the third world."

Superstitious ignorance is worldwide, how it's devotees express their irrationality that changes. Sneering at those living in the undeveloped world is snobbery, pure and simple. Homoeopathy is a driving force in the trade in rhino horn, and the charlatans that sell their snake oil the world over are responsible for perpetuating this nonsense about the efficacy (beyond the placebo effect) of any of these 'medicines'.