inventing for free:
but don’t bed nets fit that perfectly?
spreading the technology is a big part of the cost. (what did it cost to convince charities that bed nets are a good idea?)
A technology that is so obviously good that people copy their neighbors cuts out this step, but are there examples where this actually happened? (maybe the moneymaker pump?)
inventing for free: but don’t bed nets fit that perfectly? spreading the technology is a big part of the cost. (what did it cost to convince charities that bed nets are a good idea?) A technology that is so obviously good that people copy their neighbors cuts out this step, but are there examples where this actually happened? (maybe the moneymaker pump?)