On August 20th, Matrixport released a chart saying that Bitcoin is at a critical point to break out of the current narrowing triangle pattern. If the upside breaks through, it may trigger positive momentum; otherwise, the price rally expectation may be extended. Federal Reserve Chairperson Powell is about to speak in Jackson Hole, and the stock market is expected to rebound early. In addition, the release of the last FOMC meeting notes may bring dovish signals.