Adam Back, CEO of Blockstream, criticized investor fears over quantum computing risks to Bitcoin on December 18, 2025, calling them ‘uninformed noise’ and predicting low short-term risk.
The debate reflects tensions in the crypto community, influencing Bitcoin’s perceived stability amid market volatility and shaping investor behavior due to differing views on technological threats.
Adam Back Dismisses Bitcoin’s Quantum Computing Risks
Bitcoin Security Unthreatened by Quantum Advances, Says Back
Adam Back addressed concerns about quantum computing’s impact on Bitcoin. He argued that risks are minimal and decades away.
He described investors’ fears as uninformed noise, pointing out the challenges quantum tech faces in reaching useful scale. Back, CEO of Blockstream, emphasized Bitcoin’s security and scalability. Charles Edwards from Capriole Investments offered a contrasting view, highlighting potential price impacts by 2028. Vitalik Buterin estimated a 20% threat probability by 2030.
Adam Back, CEO, Blockstream, dismissed quantum computing risks to Bitcoin as distant and criticized related investor concerns as uninformed: “i think the risks are short term NIL. this whole thing is decades away, it’s ridiculously early and they have massive R&D issues in every vector of the required applied physics research to even find out if it’s possible at useful scale. but it’s ok to be ‘quantum ready’.”
Bitcoin Drops to $86,000 Amid Quantum Anxiety
Market responses include Bitcoin’s drop to $86,000 amid broader quantum concerns. Developer communities remain focused on scalability over immediate quantum preparations. Investor diversification into assets such as gold signals a lack of confidence in Bitcoin’s short-term resilience. Quantum risks could affect regulatory policies while technological advancements continue to evolve. More than 25% of Bitcoin supply remains quantum vulnerable, amounting to hundreds of billions USD, showcasing the potential impact. Scalability debates recall past Bitcoin upgrade tensions.
Bitcoin Fork Debates Echo Quantum Concerns
Current debates mirror past Bitcoin forks such as SegWit, where developer-investor rifts hindered consensus. Such tensions reflect broader cryptocurrency upgrade challenges. The quantum panic echoes 2022’s bear market and subsequent price pressures. Expert insights suggest quantum advances might reduce Bitcoin’s supply through protocol upgrades. Analysts at Kanalcoin denote technological momentum as potentially ameliorating broader market impacts, citing historical trends where technological breakthroughs drove market optimism.
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