7:00-12:00 Keywords: Japan, Olympic Games, Harris, Vitalik 1. Crypto4Harris, a crypto advocacy group, has announced its support for Harris. 2.X sued the ad network, claiming it lost billions of dollars for its "illegal boycott"; 3. Deputy Governor of the Bank of Japan: If the market is unstable, the Bank of Japan will not raise interest rates. 4. Foreign media: Trump promises to fire the SEC chairperson on his first day in office or face legal obstacles. 5. Paris Olympic venues suffered a cyber attack, and hackers demanded a ransom payment in cryptocurrency. 6. Japan's Ministry of Finance will buy back bonds on August 8, proposing to buy back government bonds 20 billion yen; 7. Uniswap Foundation: As of Q2, it holds 36.81 million US dollars and stablecoins, as well as 680,000 UNIs; 8. Vitalik released new progress in Ethereum block construction research, including discussions on whether it is possible to avoid "last mover".