Well no, I'd only value NFT's for sequestered carbon that were a net negative. The energy overhead need not be Bitcoin-sized. And also, I'm not proposing that

Well no, I'd only value NFT's for sequestered carbon that were a net negative. The energy overhead need not be Bitcoin-sized. And also, I'm not proposing that we make the entire pathway auditable. You don't get to know what each user spent it on before it reached your hands, you just get to know that somewhere, at the end of the line, is the guy who minted it. And whether you value it should come down to whether you want to live in a world with more of whatever he's doing.