have you considered to go another way?
You should definitely take a look at envion.org.
Very sophisticated and mature project with real professionals.
The offered solution were showcased in Berlin infront of investors, where a close relative attended this meetup.
This is a real project, with real people.
It takes your idea to an "easier" level and the execution might be much better than you can do by yourself.
They are not yet an established system or project.
the profit these miners are making are comparatively higher than the 160% they promising.
That's good. At least they don't overpromise something. I get what you want to tell me.
They will be definitely an established system. Let's be honest. Becoming a mining company isn't that difficult. The USP is getting into touch directly with power plants and energy producer/supplier.