Small scale mining at home is just not profitable any more. Do more research and make a spreadsheet on expected return at different rates of difficulty. Then decide whether it is worth the risk.
Have some sources you would recommend?
How large of scale would you suggest that it would have a worthwhile return?
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What are the reasons you want to get into mining? You said you convinced your father to mine. Why? What are you looking to get out of this venture?
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I convinced him on crypto currencies. It didn't take much as I've been pushing it for the past year now. After he was sold on the innovation aspect of it, we wanted to look into exploiting opportunities.