They're not good and I want the waste to end and the cryptohucksters to get burned. But the story is called "why all cryptocurrency should die in a fire" and the badness of btc & eth doesn't lead to that broader conclusion.

Yeah, I was specifically commenting on the "specifically the energy intensive kind", which is the kind that I suspect draws the ire of the majority of people.

Blockchains are interesting, they're useful sometimes.