Vitalik Buterin believes that prediction markets can effectively address extreme views on emotional issues, as their mechanisms drive the exploration of truth through profit and loss. Compared to social media, prediction markets can more accurately reflect uncertainty, and small-scale predictions about major events will not lead to serious negative consequences.

Swedish digital bank Klarna partners with Coinbase, planning to raise short-term funds denominated in USDC stablecoin through Coinbase's infrastructure, expanding funding sources and exploring the synergy between digital assets and traditional financing. This initiative is expected to continue until 2026.

Ethereum core developers are advancing a major protocol upgrade called "Glamsterdam," scheduled for 2026, aimed at addressing the fairness of the maximum extractable value (MEV). The main proposals include EIP-7732 and EIP-7928, which respectively strengthen the division of roles between proposers and builders within the protocol and optimize block execution efficiency.

The Ethereum Foundation is shifting its focus from "pursuing speed" to "ensuring security" in ecosystem development. It plans to implement a 128-bit security standard by 2026, strengthening formal verification and attack resistance to ensure zkEVM meets security review requirements. Although this may slow down scaling progress, security and trustworthiness are more important in the long run.

Deep Tide TechFlow News, December 21, data shows that by 2025, Bitcoin's volatility has fallen below that of Nvidia stock. Bitwise pointed out that the main driving factors are the maturity of the Bitcoin market, the increase in institutional holdings, and ETF capital inflows.

Deep Tide TechFlow News, on December 20, the "Unite for Glory: Web3 Christmas Carnival" Christmas celebration initiated by The9bit in collaboration with multiple Web3 partners was held from December 20 to 27. The event features a $1000 prize pool, and participants have the chance to win multiple rewards supported by ecosystem partners by completing designated social interaction tasks. This event aims to enhance cross-brand exposure within Web3 through holiday-themed social tasks and community engagement, promote industry交流与生态共建。
The9bit, supported by The9 (Nasdaq: NCTY), and linked with globally renowned game IPs such as Street Fighter, Resident Evil, and Monster Hunter, is a Web3

According to SoSoValue data, on December 19th, Solana spot ETF had a total net inflow of $3.57 million. Among them, Bitwise SOL ETF BSOL had a single-day net inflow of $1.67 million, and Fidelity SOL ETF FSOL had a net inflow of $1.49 million. The total net asset value was $947 million, with a historical cumulative net inflow of $743 million.

Deep Tide TechFlow News, December 20th, according to Xinhua News Agency, the Public Security Bureau of Shenyang City, Liaoning Province, successfully cracked the "Tong Moumou and others illegal business case." According to investigations, since 2017, Tong Moumou and others have been engaged in illegal foreign exchange trading activities in the United States. From January 2020 to June 2021, they illegally bought and sold foreign exchange through "mirror trading" with a total amount of over 16 million RMB.
In the case, Tong Moumou admitted that during his operation of a car dealership in the United States, he met Mexican businessman JC, who later proposed to buy virtual currencies from him with US dollar cash. Tong Moumou then instructed Chen Moumou to purchase virtual currencies such as Bitcoin and Tether through various channels, which were then sold to JC in exchange for US dollar cash. According to statements, currency exchange for JC was only a part of his business; his main clients were international students, merchants, and gamblers.
In September 2025, the People's Court of Huanggu District, Shenyang City, sentenced for illegal...

Hong Kong Legislative Council member Wu Jiezhuang pointed out on social media that to strengthen Hong Kong's position as a digital asset hub, focus should be placed on DAO regulation, the legal validity of smart contracts, and DeFi regulatory frameworks, and a legal framework should be established to attract more related businesses.

Deep Tide TechFlow News, December 20th, according to crypto KOL AB Kuai.Dong (@_FORAB) on social media, Fundstrat Capital Chief Investment Officer Tom Lee (who currently also serves as Chairman of Ethereum Treasury Company BitMine) publicly expressed views that contradicts his company's internal report.
Tom Lee publicly bets that Bitcoin and Ethereum will hit new highs in January, but Fundstrat's internal cryptocurrency strategy report for 2026 predicts a deep correction in the first half of 2026.
The internal report's target prices for the correction are: Bitcoin $60,000-65,000, Ethereum $1,800-2,000.

Galaxy Research predicts that by 2026, the cryptocurrency market will experience chaos, with Bitcoin reaching $250,000 by the end of 2027. Meanwhile, the report highlights several key trends, including the emergence of Layer-1 blockchain revenue-generating applications and stablecoin trading volume surpassing the ACH system.

The three former executives of the SEC and FTX's collapse case have reached a settlement. Caroline Ellison is prohibited from serving as an executive for 10 years, while Gary Wang and Nishad Singh face an 8-year ban. The three will also be subject to a 5-year conduct prohibition, and the settlement agreement requires court approval.

Coinbase Institutional's 2026 Crypto Market Outlook report takes a cautiously optimistic stance on the future of the crypto economy, expecting privacy demands to drive the development of related technologies, and focusing on the growth potential of crypto derivatives and stablecoin markets.

Deep Tide TechFlow News, December 20 — According to The Block, Wyoming Republican Senator Cynthia Lummis announced she will not seek re-election, with her term ending in January 2027.
Lummis is a key advocate for cryptocurrency legislation in Congress and serves as Chair of the Senate Banking Committee's Digital Assets Subcommittee. She has worked closely with Democratic Senator Kirsten Gillibrand of New York to advance comprehensive legislation to establish a regulatory framework for digital assets, including clarifying the regulatory responsibilities of agencies such as the U.S. Securities and Exchange Commission (SEC) and the Commodity Futures Trading Commission (CFTC).
Additionally, Lummis has promoted cryptocurrency tax reforms, including ending double taxation on miners and stakers, and proposing measures such as a $300 transaction tax exemption threshold.

Deep Tide TechFlow News, December 20, according to CoinDesk, Citibank analysts released a 12-month Bitcoin outlook report, with a baseline target price of $143,000, representing a 62% increase from the current price of approximately $88,000.
Analysts Alex Saunders, Dirk Willer, and Vinh Vo stated in a joint report that digital asset adoption is expected to increase, U.S. digital asset legislation is likely to advance in the second quarter, and Bitcoin may fluctuate between $80,000 and $90,000 during the New Year. The report pointed out that $70,000 is a key support level, and under the baseline scenario, Bitcoin could surge significantly to $143,000 due to ETF demand recovery and positive stock market expectations.
The bank also provided bearish and bullish scenarios.

On December 19th, among the top 100 cryptocurrencies by market capitalization, UNUS SED LEO had the largest increase, rising by 11.94%; MemeCore experienced the largest decline, dropping by 13.05%. Other performances include Zcash and Bitcoin Cash rising, while MYX Finance and Mantle declined.

The Federal Reserve is seeking public input on establishing limited "payment accounts" for certain financial institutions, allowing them to use payment services without full rights. This proposal aims to promote innovation and safeguard the security of the payment system.

Deep Tide TechFlow News, December 19 — According to CoinDesk, the Polish Sejm (lower house of Parliament) has once again passed the previously vetoed "Cryptocurrency Asset Market Act" by President Karol Nawrocki and sent it to the Senate for further review.
The bill was approved on Thursday with 241 votes, with the content being exactly the same as the previously rejected version. The bill aims to align Polish law with the EU's "Markets in Crypto-Assets Regulation" (MiCA), but critics argue that it exceeds EU standards, granting the Polish Financial Supervision Authority (KNF) overly broad enforcement powers, including website blocking and fines of millions of zloty.
Nawrocki previously vetoed the bill citing vague legal provisions, excessive regulation, and high compliance costs, warning that the relevant clauses could harm small businesses and enable "one-click" domain...