there absolutely is a disbalance between energy produced and energy consumed. if we're lucky, there will be storage capacity nearby. we're mostly not lucky. ever heard of australia? or tesla? google some.

> wasted on useless cryptocurrencies

yeah, transferring value securely without trusting third parties is not useful at all. gotta run all those banks and employ all those bankers, because that costs no energy nor other resources.

are you a banker by any chance?