What will be the monthly revenue?
What will be the yearly revenue?
Cost of maintenance?
TOTAL COST OF ELECTRICITY MONTHLY FOR ANY COMPANY OR INDUSTRY IN MY COUNTRY IS $4000
(electricity is cheap here)
Land (Space) have been bought by him
If you need to ask this questions on behalf of him, you should advice him to stop this idea.
Convince him to just buy bitcoins for 2 000 000 $, that is 1000 times easier to do, 1000 times safer than mining investmenet, 1000 times less complicated.
I agree with this, its better to buy directly into bitcoin rather than mining it since you would surely cost on expenses on its maintainance for sure and also if you put all of those $2m in bitcoin then you also help the bitcoin ecosystem since it would increase its price when you buy it one time.