I agree with your general point (that crypto mining does come at the cost of energy for other purposes) but I'm not sure that's a good example -- I thought the

I agree with your general point (that crypto mining does come at the cost of energy for other purposes) but I'm not sure that's a good example -- I thought the energy input to fertilizer plants was from all the oil they take in which is chemically necessary; the major input isn't electricity per se, so being near a hydro dam wouldn't help.