Thought about that, too. But then I saw that I can get a server at Hetzner’s server auction (not their cloud!) cheaper than what I’d pay for electricity alone.

Thought about that, too. But then I saw that I can get a server at Hetzner’s server auction (not their cloud!) cheaper than what I’d pay for electricity alone. I’m in Germany, so things might be different for you if your rates are cheaper.