1. MakerDAO rebrands, DAI is renamed "USDS";
2. Space and Time completes $20 million Series A financing, with Framework Ventures and others participating;
3. Nasdaq submits application to the US SEC to launch Bitcoin index options;
4. Vitalik announces update on Ethereum Foundation expenditure information, disclosing his annual salary of 182,000 Singapore dollars;
5. CME plans to launch a new Bitcoin futures product Bitcoin Friday futures on September 30;
6. Vitalik: 90% of personal net worth is ETH;
7. BTC and ETH options with a nominal value of approximately $4.816 billion will expire on Friday;
8. Gameplay Galaxy completes $11.17 million in seed round extension financing, with Blockchain Capital and others participating;
9. Solayer completes $12 million in seed round financing with a valuation of $80 million, led by Polychain Capital;
10. Guofu Innovation, a Hong Kong-listed company, has purchased HK$36 million worth of Bitcoin this year;
11. Sony launched a public test network and developer incubation program for its L2 network Soneium;
12. Ethereum Foundation members: EF internal expenditure accounts for about 38%, and external expenditure accounts for about 62%;
13. Sky: Each MKR can be upgraded to 24,000 SKYs, and DAI can be upgraded to USDS at a ratio of 1:1.