I've been reading about Decentralized Finance (DeFi) appa on the Eutherum blockchain using smart contracts, the field is fascinating.
30 years from now, a lot of them will be considered as experiments failures and a lot of people will lose their money. However, I see a lot of potential.
It is not that different from before 1930s pre SEC where tinvesting was the far west with CEO used to short their own stocks in investment pools, running rumors, bad investements etc.