Synchronised

So he wants to increase the life expectancy of people, but I think there is no way this medicine will be available to everyone because increased population will have so much negative impact on the environment, economics, and many other things. More people = more vehicles being driven, more electricity being used, more trash being produced, more food being consumed, higher demand for health care etc... so does that mean only specific people would have access to such technology? Only the people with better genes, e.i. the smarter and stronger people? I think such medicine can really help scientists like stephen hawking and it would have definitely helped Einstein continue his studies.