1.5 decades into the tech, blockchain hasn't really provided any utility aside from easing drug transactions and money laundering. I agree with the author that

1.5 decades into the tech, blockchain hasn't really provided any utility aside from easing drug transactions and money laundering. I agree with the author that some interesting tech issues were solved but apparently this still doesn't lead to anything legitimate and more useful than the non-crypto version of whatever problem you're trying to solve.