What do you consider to be the highest return-on-efforts ways to make the world a better place for as many people as possible?
Underrated ways to change the world, part II
https://www.experimental-history.com/p/underrated-ways-to-ch...
https://news.ycombinator.com/item?id=46873494
Part I is at
https://www.experimental-history.com/p/underrated-ways-to-ch...