Bitcoin's rebound at 81K was weak, what did you see after amplifying the structure? (1) In the past 63 days, the trading volume has been decreasing; If the trading volume cannot increase, it is difficult to break through; Otherwise, it will all be luring too many and false breakthroughs; (2) Price is more like running in a downward channel; (3) The price may fall back to 77K-80K Even if there is no interest rate hike in October, macroeconomic variables in the future will not be favorable for the US stock market and BTC. So, it's better to be cautious.