@iamwhaleman @TheNaheed99 @zei_squirrel sure, here are two massive improvements - clean stoves and clean water:
https://t.co/McqQ1dgTj7
https://t.co/aRigCz2zHn
you could also add malaria and solar. The developing world is indebted to his foundation and the rich world wouldn't have been nearly as rich w/o $MSFT