There is literally no innovation in the crypto "space".
The problem is there's a lot for the HN community to like in it, if you're willfully blind to it's hypercapitalist and manipulative nature: fun technical challenges, little-guy-vs-the-world. I get it, I really do.
And of course, there's so many problems with smart contracts - even the core idea of permanent, irrevocable transactions where bugs can leave you destitute and without anyone to speak to. And no way to unwind them. [1] Unless you're big enough, I guess, and can just fork the chain like Vitalik did with the DAO.