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Efi Pylarinou

Efi Pylarinou

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Independent advisor on blockchain and FinTech policy [cite: 19].

Recent Posts

AI Agents Prompt Search for Finance's True North Star
Social•Feb 22, 2026

AI Agents Prompt Search for Finance's True North Star

[Sunday Muses] Agentic Banking is upon us. But where is Finance going? As AI agents begin to act autonomously inside financial systems, Dave & Dharm are poking us to Demystify Finance by asking the question: What is Finance's true North Star? Details 👉 https://t.co/kaIMG4FTzH

By Efi Pylarinou
Oracle Hack Triggers $1M Payout; Vitalik Profits $70K
Social•Feb 21, 2026

Oracle Hack Triggers $1M Payout; Vitalik Profits $70K

The Polymarket oracle issue highlighted by Vitalik Buterin Oracle disaster: Russia-Ukraine market bet on city control. Oracle = ISW's X account maps. Account got hacked, fake map showed Russian control of train station, triggered $1.3M in payouts at 33,000% returns. One...

By Efi Pylarinou
Post‑mining Bitcoin Relies on Fees for Security
Social•Feb 20, 2026

Post‑mining Bitcoin Relies on Fees for Security

What Happens After All Bitcoins Are Mined by @freedx The critical question post-2140: can transaction fees alone sustain network security? Bitcoin's design bet: as adoption grows, fee revenue naturally replaces block rewards. High congestion periods and their fee spikes are a live...

By Efi Pylarinou
Klarna Hits $1B, Doubles Users, yet Stock Plunges
Social•Feb 20, 2026

Klarna Hits $1B, Doubles Users, yet Stock Plunges

Klarna just posted its first $1B revenue quarter, successfully doubling its banking users to 15.8 million. The pivot from a pure BNPL provider to a global digital bank is underway. But Wall Street just handed them a massive 27% stock drop....

By Efi Pylarinou
Policy-as-Code Guardrails Preempt AI Compliance Violations
Social•Feb 20, 2026

Policy-as-Code Guardrails Preempt AI Compliance Violations

Agentic AI Gating Layer: Policy-as-Code = gating layer for agentic AI Controls AI actions by: Separating free-form reasoning (AI decides) from allowed execution (policy permits) Improving auditability (clear what AI can/can't do) Preventing compliance violations before they happen Guardrails, not post-incident cleanup. 📰 Intelligent compliance for...

By Efi Pylarinou
Stripe's Bridge Secures First Step Toward Nationwide Stablecoin Charter
Social•Feb 19, 2026

Stripe's Bridge Secures First Step Toward Nationwide Stablecoin Charter

Stripe's Stablecoin Firm Bridge Wins Initial Approval of National Bank Trust Charter Joins Circle, Ripple, BitGo, Paxos, Fidelity Digital—all got conditional OCC approval Dec 2025. Anchorage Digital (2021) remains only crypto firm with finalized charter. National charter = operate across all...

By Efi Pylarinou
Deutsche Börse's €5.3B Allfunds Deal Creates Integrated DMI
Social•Feb 19, 2026

Deutsche Börse's €5.3B Allfunds Deal Creates Integrated DMI

Deutsche Börse is acquiring Allfunds for €5.3B, marking the largest infrastructure deal of 2026. Advancing towards a vertically integrated Digital Market Infrastructure (DMI). From clearing to owning the digital ledger of the entire fund lifecycle. Deutsche Börse Group and Allfunds Group Sign...

By Efi Pylarinou

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