Fears around quantum computing breaking Bitcoin (CRYPTO: BTC) are overstated as the practical threat is distant, limited in scope, and manageable through gradual protocol upgrades, according to a new research report by CoinShares. Quantum Risk Is Long-Dated And Narrow Only about 10,200 BTC, held in a small number of large legacy Pay-to-Public-Key (P2PK) addresses, could pose a meaningful market risk if compromised, CoinShares noted in its report.