The following is a guest post and opinion of Rostyslav Bortman, Founder of Ethereum Ukraine. Even in wartime Kyiv, innovation doesn’t pause. At ETHKyiv 2025, more than 100 hackers proved it—shipping privacy-first dApps, competing for grants, and showing what’s possible when the world’s toughest challenges meet Web3 grit. But the real shockwaves came from the
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