Crypto's greatest contributions to humanity: 
1) Adding an overwhelming body of evidence to the millennia old universal truth: money is the root of all evil
[...]
2) Digital store-of-value commodity as an alternative to Gold
3) Stablecoins that make USD more accessible in countries with high inflation + it's restricted

money's not the root of all evil, it's a tool that shines a light on your true nature :)

Wealth creation is simply accelerated, so you get to see the worst in people. 

Don Quixote's fight is still the same. Romanticising the world and trying to make it better is what we're here for