Bitcoin mining difficulty drops 7.7% to 133.79T at block 941,472 on March 20

Bitcoin’s mining difficulty fell about 7.7% on March 20, lowering the metric to 133.79 trillion at block 941,472 and easing conditions for miners that remain online. The reset followed slower block production over the prior 2,016 blocks, with average block times around 12 minutes 36 seconds. Listed miners are also increasingly shifting capacity toward AI and high-performance computing as competition for power and data-center resources grows.