[JPMorgan Chase: Bitcoin mining profitability fell for the third consecutive month in September] Golden Finance reported that according to a JPMorgan Chase report, Bitcoin mining daily revenue and gross profit fell for the third consecutive month in September, and block reward gross profit fell to the lowest level in "recent records". Although Bitcoin prices and network computing power rose slightly, computing power increased by 2% from August, miners' daily block reward income per EH/s decreased by 6% to US$16,100. In addition, transaction fees did not exceed 5% of block rewards.