Overview of Overnight News on December 22

1. Data: The number of Bitcoin addresses with non-zero balances has exceeded 50 million;

2. Hashdex submits a new S-1 file for its Bitcoin ETF;

3. Argentina's Foreign Minister says contracts can be settled in Bitcoin or cryptocurrencies;

4. Circle obtains conditional registration as DASP in France and appoints French business director;

5. Prometheum is approved by the US SEC, testing fully compliant crypto platform;

6. Coinbase registers as a Virtual Asset Service Provider (VASP) in France;

7. Musk: Expect social media platform "X" payment feature to launch mid-next year; 

8. Ethereum developers plan to deploy Dencun upgrade on Goerli testnet on January 17th; 

9. Grayscale CEO: If approved for listing as a spot ETF, GBTC ticker will remain unchanged; 

10.Bloomberg analyst: SEC tells spot Bitcoin ETF issuers "either choose cash creation, or wait"; 

11.Insider news: SEC requires issuers to use cash creation for spot Bitcoin ETFs and remove all hints of physical redemption from documents.