The mining difficulty of Bitcoin hit a new peak of 109.78 trillion, climbing 1.16% in Sunday's latest adjustment. This represents a 24% increase over the past 90 days and a 52% rise during the last three months of the year. Meanwhile, Bitcoin's hash rate also crossed the 800 EH/s threshold this month for the first time, signaling the network's solid performance. Despite these indicators of a strong network, miners face challenges due to the halved block rewards and increased difficulty, which squeeze their profitability. Temporary Relief But Cost Pressures Mount for Bitcoin Miners