You’re right, Bitcoin is directly comparable to a thing humans have done for sustenance for all of recorded history.
Yes they are because they are both activities that take up resources. And both are unnecessary because humans can feed themselves without using animals.
Animal agriculture is unnecessary? Really?
Objectively, yes. You don't need meat or animal products to survive. It's a luxury.
Cotton is one of the most water-intensive crops, but when evaluating anything, we need to look at ROI. Most of the conversations around crypto tend to ignore this.
I don't think people ignore it. It's just that ROI for crypto has not materialized.