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Researchers pitch quantum fix that keeps existing Bitcoin addressesResearchers at Wyoming-based AmericanFortress (@Americanfort_io) have proposed ZKPoSP, a scheme that swaps elliptic curve signatures for zero-knowledge proofs of seed phrase ownership. It aims for quantum resistance without forcing anyone to migrate funds to new addresses, the main pain point in most Q-Day plans.Glassnode estimates about 6 million $BTC already sit behind exposed public keys. The fix isn't the hard part anymore, agreeing on o ...