>>12625
Firstly, even if you are supplied with electricity for free, this does not mean that the power is unlimited. If you regularly consume a lot of electricity, a lot of kilowatts, you will attract attention and be taxed.
Secondly, mining cryptocurrency requires electronic boards, which regularly become obsolete and wear out, and you need to have space for a server room. And thirdly, the most unpleasant thing is that the price of cryptocurrency changes over time, and no one can guarantee that your balance will be good.