As you stated, blockchains can be quite useful in a low trust environment. Thus currently most of its use cases are by criminals or transactions that can't be e

As you stated, blockchains can be quite useful in a low trust environment. Thus currently most of its use cases are by criminals or transactions that can't be easily adjudicated, like international money transfers. I hope that the cryptocurrency craze is more just a standard get-rich-quick ponzi scheme in action than a sign that the West's hard won high trust culture is changing to a low trust one.