A U.S. firm expects to double its Bitcoin hashing power after the purchase of 4,800 new S19J mining rigs from Bitmain.
source https://cointelegraph.com/news/us-firm-splashes-out-on-4-800-bitcoin-miners-worth-34m
US firm splashes out on 4,800 Bitcoin miners worth $34M
source https://cointelegraph.com/news/us-firm-splashes-out-on-4-800-bitcoin-miners-worth-34m
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