WHAT DOES ANTMINER T15 PROFITABILITY MEAN?

I snagged the T21 during a sale, and it was an absolute steal. it has been running efficiently, and I've been pleased with its general performance. it's actually not the strongest miner, but it really's absolutely an excellent price for the price. At the heart on the Antminer S19 Pro is Bitmain's Sophisticated mining technological innovation, whic