There is no law that prohibits the use of a person's maximum electric energy, only to increase the rate of income when they use too much energy.
Bitcoin mining has a lot of potential for enrichment, so a lot of people invest in machines to exploit Bitcoin. So much energy is needed for the machines to work.
However, small banks around the world are consuming less and less electricity.
Electronic money is an improvement on the world's currency, it overcomes the complex and expensive disadvantages of traditional trading and the problems surrounding it.