Np. For any crypto currency to function, it relies on something called block chain to keep transactions and payouts secure. Basically, a TON of math is involved in keeping block chain secure, so bitcoin pays farmers/miners for their processing power. Competition is fierce, so home users don't really get any appreciable payout, anymore. But if your electricity is inexpensive and you can get a bunch of systems like this working for you, you'll make a little money from your computers. Bitcoin is over $9k right now, so it's kinda great to be getting paid out 0.15 btc or 0.362 btc a month for your farm.
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Here's a link that goes in to it deeper: https://www.bitcoinmining.com/
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Here's a link that goes in to it deeper: https://www.bitcoinmining.com/