Tether’s QVAC pushes multi‑billion‑parameter AI models onto phones and consumer GPUs

Tether’s QVAC Fabric integrates BitNet LoRA to fine‑tune and run multi‑billion‑parameter AI models on consumer GPUs and flagship phones, pushing serious AI work to the edge. Summary QVAC Fabric brings BitNet LoRA fine‑tuning and inference to AMD and Intel GPUs, Apple’s Metal stack, and high‑end mobile GPUs, claiming 2–11x speedups over CPU baselines and up…

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SEC says most crypto assets fall outside securities laws, including staking, airdrops, and mining

SEC Chair Paul Atkins said Tuesday that the agency is implementing a token taxonomy and investment contract interpretation aimed at ending years of uncertainty over when crypto assets fall under federal securities laws. Speaking at the DC Blockchain Summit on March 17, Atkins said the framework would classify digital commodities, digital collectibles, digital tools, and…

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Ripple expands Brazil push as it seeks virtual asset license from central bank

Summary Ripple plans to apply for a Virtual Asset Service Provider license from the Central Bank of Brazil, pulling its operations under Brazil’s new crypto framework instead of operating as a grey “technology vendor.” Banks and fintechs including Banco Genial, Braza Bank and Nomad already use Ripple infrastructure for same‑day dollar transfers, real‑backed stablecoins and…

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Bitrefill reports Lazarus-style exploit drained funds and exposed some user data

Bitrefill, the established crypto-to-gift-card platform, was hit by a sophisticated cyberattack earlier this month that drained company funds and exposed some customer data. The team disclosed the incident in an X article on Tuesday, saying that it shares strong similarities with operations linked to Lazarus Group, the notorious North Korean cybercrime collective believed to be…

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Arbitrum ecosystem enters institutional phase as transactions top 2.1B and TVL hits $20B​

Arbitrum’s 2025 Transparency Report shows 2.1 billion transactions, 20 billion dollars in TVL, nearly 10 billion in stablecoins, and surging RWA and ETF activity as it courts institutions. Summary Arbitrum’s 2025 Transparency Report highlights more than 2.1 billion cumulative transactions, around 20 billion dollars in TVL, and stablecoin supply up 80% year‑on‑year to nearly 10…

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