[Blockchain Evening Express | May 23] The following are today's important developments: 1. PEPE's market value exceeded $6 billion, setting a record high; 2. The U.S. spot Bitcoin ETF holds 850,000 bitcoins; 3. Guo Wengui was tried in the United States for allegedly defrauding investors of $1 billion; 4. A Nigerian judge announced that Binance executives may be arraigned on June 14; 5. Members of the U.S. House of Representatives called on the SEC to approve the Ethereum ETF; 6. The Hong Kong Securities and Futures Commission is negotiating to allow Ethereum ETF issuers to pledge; 7. Bernstein analysts believe that the approval of the Ethereum spot ETF will increase expectations that Solana will be classified as a commodity; 8. Vitalik pointed out that for a Layer 2-centric ecosystem to succeed, it needs to understand and solve challenges such as coordination; 9. 10x Research shows that the narrowing discount of the Grayscale Ethereum Trust Fund means that there is a 90% probability that the spot Ethereum ETF will be approved.