21:00-7:00 Keywords: Microstrategy, Avail, BlackRock, Yuga Labs 1. Blast mainnet will be launched on February 29; 2. Stablecoin market value reaches US$140 billion for the first time since the end of 2022; 3. Yuga Labs will stop working with markets that do not support royalties for all creators; 4. Modular blockchain project Avail raises US$27 million in seed round of financing; 5. Microstrategy purchases approximately 3,000 bitcoins for approximately US$155.4 million in cash; 6. The US spot Bitcoin ETF's single-day trading volume reached US$3.2 billion, the second highest in history; 7. Nine new spot Bitcoin ETFs had a trading volume of US$2.4 billion today, a record high; 8. BlackRock's spot Bitcoin ETF's daily trading volume exceeded US$1 billion, ranking 11th among all ETFs.