Samson Mow pushes back against calls to rush Bitcoin’s move to post-quantum cryptography, warning it could introduce new vulnerabilities. Rushed quantum fixes for Bitcoin could introduce new risks, Samson Mow warned in response to calls from Coinbase executives for faster action. Mow, a Bitcoin advocate and Jan3 founder, took to X on Saturday to address comments from Coinbase CEO Brian Armstrong and chief security officer Philip Martin, who urged the industry to begin preparing for quantum computing threats sooner rather than later. He said that while post-quantum (PQ) cryptography could secure Bitcoin (BTC) against future quantum computers, rushing implementation may create new vulnerabilities such as compatibility issues and reduced network efficiency due to larger signature sizes. Read more
Perp DEX daily volume fell to $8.4 billion on April 4, its first sub-$10 billion level since September and the lowest since July, DefiLlama data shows. Onchain perpetual futures trading has cooled for five straight months since peaking in October 2025. Perp volume on decentralized exchanges (DEXs) fell to $699 billion in March 2026 from October’s $1.36 trillion, according to DefiLlama data. The decline has been steady across the period, with volumes slipping through November and December before losses extended through the first quarter of 2026. Read more
China’s leading tax and financial authorities are urging banks to incorporate blockchain technology to bolster their credit facilities and data transparency. China’s tax and financial regulators on Monday urged banks and local authorities to use blockchain and privacy computing to upgrade the “bank-tax interaction” model and expand financing for small businesses. The State Administration of Taxation and National Financial Regulatory Administration said in a joint policy notice that banks and taxpayers should standardize data sharing and reduce information asymmetry between tax authorities, banks and enterprises. The report also urged banks to improve credit models, enhance credit approval efficiency and increase the supply of financing services to “honest, tax-paying enterprises.” Read more
Bitcoin hinted at a long-term bullish trend change as BTC neared an MACD cross that last resulted in $25,000 gains over two months. Bitcoin (BTC) faces a fresh showdown this week as macro tensions contrast with a bullish BTC price trend reversal. A classic BTC price metric is above to flip bullish for the first time in nearly a year — last time, price gained $25,000 in two months. Short time frames see liquidations as “aggressive” traders pile in at $70,000. Read more
As Iran war odds swing on Polymarket and Kalshi, Sygnum’s Fabian Dori says prediction markets are fast becoming macro tools for crypto desks. Prediction markets rapidly repriced the odds of US escalation in the Iran conflict, offering a real-time signal of geopolitical risk for traders. Odds on platforms such as Polymarket and Kalshi shifted in real time as President Donald Trump paired new threats with signals of possible negotiations on Sunday, while Bitcoin (BTC) rose more than 3.5% on Monday. Crypto prediction markets are no longer a sideshow during periods of geopolitical tension, with professional desks increasingly using them to gauge macro risk, according to Sygnum Bank chief investment officer Fabian Dori. Read more