The blockchain craze is basically the atomic craze of the 1950s. Both are ridiculously bad ideas outside of some specific applications (and that’s debatable for blockchain), but are being incredibly hyped up by nerds.
I mean atomic power in itself is way better than most other fossil fuels as the power source that was needed yesterday, but when talking about the applications like nuclear powered cars, or the other fantasies they had in the 50s… that’s just outlandish