Yesterday (April 28, Eastern Time), the total net inflow of Bitcoin spot ETFs was US$591 million.

U.S. Commerce Secretary Howard Lutnick said the United States will "fully promote the development of the Bitcoin mining industry domestically."

In the early morning of April 29, Alibaba open-sourced the next-generation Tongyi Qianwen model Qwen3 (Qianwen-3 for short), which has only 1/3 of the parameters of DeepSeek-R1, significantly reduced costs, and outperforms models such as OpenAI-o1.

The UAE International Holding Company (IHC), sovereign wealth fund Abu Dhabi Development Holding Company (ADQ) and First Abu Dhabi Bank (FAB) announced plans to launch a new stablecoin backed by the UAE dirham, which will be fully regulated by the UAE Central Bank and issued by FAB, the largest bank in the UAE. The stablecoin is subject to regulatory approval.

Itaú, one of the largest banks in Brazil, announced an initial investment of $210 million to establish Oranje, a company that will specialize in the accumulation of strategic reserves of Bitcoin. This new initiative follows the business model of Strategy (formerly MicroStrategy). The project aims to create a strong BTC reserve, expand the brand, and provide a new investment model in Brazil.

Cryptocurrency exchange Coinbase said that 15% of its Bitcoin trading volume is achieved through the Lightning Network. Previously, in April 2024, Coinbase integrated the Lightning Network to provide customers with more efficient and convenient Bitcoin trading services. Coinbase Product Director Michael Rihani pointed out in a statement: "Integrating the Lightning Network is a key step in supporting the Bitcoin ecosystem and promoting payment upgrades. In less than a year, 15% of transactions use the network, verifying its practicality. With the support of Lightspark, Bitcoin is becoming a powerful tool for global payments." Lightspark focuses on expanding the global payment infrastructure through the Lightning Network, and has developed tools such as SDK to help developers access the network. In addition, Coinbase not only simplifies transactions, but also seeks to increase consumers' Bitcoin holdings. It announced that it will launch the "Coinbase Bitcoin Income Fund" on May 1, with a target annual return rate of 4% to 8%.

Payment giant Mastercard is taking action to allow consumers to spend stablecoins and merchants to receive payments in stablecoins. In a press release published on Monday, it said: "To enable consumers and businesses to use stablecoins as easily as using funds in their bank accounts, Mastercard is providing an integrated, all-in-one solution. Consumers will be able to earn rewards, pay and use stablecoins in crypto wallets through traditional bank cards at more than 150 million merchants accepting Mastercard worldwide, and can also withdraw stablecoins to their bank accounts using Mastercard Move."

Ethereum co-executive director Tomasz Kajetan Stańczak revealed on social media that the Fusaka hard fork upgrade is scheduled to be implemented in the third or fourth quarter of 2025, and the specific time has not yet been finalized. Core developer Tim Beiko announced on the same day that the controversial EVM object format (EOF) upgrade has been removed from Fusaka due to technical uncertainties that may affect the upgrade progress.

The Arizona State Legislature passed the Strategic Bitcoin Reserve Act, authorizing the state finance department and pension system to invest up to 10% of available funds in digital assets such as Bitcoin. The bill has been submitted to Democratic Governor Katie Hobbs for signature. If it comes into effect, the state will become the first state in the United States to require public funds to invest in Bitcoin. The bill was jointly initiated by Republican lawmakers Wendy Rogers and Jeff Weninger, aiming to incorporate cryptocurrencies into public financial management. Currently, several states including Iowa, Missouri and Texas are considering similar legislation.

The Foundation also announced its updated management and board structure, appointing Hsiao-Wei Wang and Tomasz K. Stańczak as Co-Executive Directors (Co-EDs) to jointly lead strategic and operational execution.

U.S. President Trump announced that he will hold the "First 100 Day Inauguration Commemoration Rally" at Macomb Community College in Warren, Michigan at 6 a.m. Beijing time on April 30, 2025 to celebrate the start of his presidency.

MicroStrategy purchased 15,355 bitcoins at an average price of $92,737 between April 21 and 27, 2025, with a total expenditure of approximately $1.42 billion. As of April 27, MicroStrategy held a total of 535,555 bitcoins, with a cumulative purchase cost of approximately $37.9 billion and an average price of $68,459.