The whole point is you can fly to Africa and build wells. Which feels really good because you can see your impact. Or you can work as an investment banker and

The whole point is you can fly to Africa and build wells. Which feels really good because you can see your impact. Or you can work as an investment banker and pay 100 Africans to build wells, which doesn't feel as good, but builds 100x as many wells and employs Africans.