3 ms·
It is not practical, but your comment is not 100% true. They can for example act like mining pool. They can let you mine X coin, but can accept less difficulty
by bluesign 7y ago
It is not practical, but your comment is not 100% true. They can for example act like mining pool. They can let you mine X coin, but can accept less difficulty to bypass captcha. They may/may not win from spammers, but from regular users they can for sure.