When you have some free time, try watching the movie. It is a very interesting experience, just trying to recognize the characters and observe their evolution, as they reincarnate in various eras.

There's little benefit to someone having $100b when others live on $5/month.

In and by itself, this statement is misleading, at least. There are many causes and conditions that led to those having $100b and to those living with $5/month. With that being said, an overall attitude of compassion and understanding can go a long way. Sadly, we're not seeing that yet, especially in places where you would normally expect it.