> What this actually means is that crypto-mining is focused on areas that have hydroelectric power because it's the cheapest, generally. Hydro is also interest

> What this actually means is that crypto-mining is focused on areas that have hydroelectric power because it's the cheapest, generally. Hydro is also interesting because it has to output power. When the reservoir gets above a certain level water has to be let out because dams can't handle overflow. That's achieved by diverting water to a stream without a turbine.