Bitcoin developer rejects claims that quantum computing triggered sell-off

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Bitcoin not driven by quantum fears

Quantum computing concerns questioned

Bitcoin developer Matt Corallo dismissed the idea that quantum computing fears are materially affecting the current price. “I strongly disagree with the characterization that Bitcoin's current price is materially, because of some kind of quantum risk,” Corallo said on the Unchained podcast.

He argued that if quantum threats were driving market behavior, Ethereum would likely be outperforming Bitcoin. “If that were true, then Ethereum would be up substantially on Bitcoin,” he added. However, Ether has also struggled, falling about 58% since the broader crypto market downturn in early October and trading near $1,950.

Quantum computing remains a theoretical long-term concern for blockchain networks because sufficiently advanced machines could potentially break elliptic curve cryptography, which secures Bitcoin and many other digital assets. However, experts widely agree that current quantum systems lack the scale and error correction capabilities required to threaten modern cryptographic standards.

Still, some asset managers remain cautious. Although no existing quantum system can crack Bitcoin’s cryptography, Kevin O’Leary described quantum computing as “new concern floating around now,” suggesting that even hypothetical risk can shape professional investment decisions. The concern centers on the possibility that powerful quantum computers could one day compromise blockchain security.

Capital competition and market dynamics

Corallo suggested a different explanation for Bitcoin’s price decline: intensifying competition for investor capital. He noted that Bitcoin is now “competing for capital” with sectors that did not previously draw from the same investment pools.

“AI is super capital-intensive,” he said, describing artificial intelligence as a “massive new investment class that is substantially competing for capital.” With significant value creation anticipated in AI-driven equities and infrastructure, institutional portfolios may be reallocating funds accordingly.

Broader macroeconomic factors also play a role. Elevated interest rates in major economies have increased the appeal of yield-bearing assets, while regulatory scrutiny and ETF flow volatility have added to uncertainty in crypto markets.

Conclusion

The debate highlights diverging views on whether technological risk or shifting capital flows are weighing on Bitcoin. While quantum computing remains a long-term theoretical challenge, there is little evidence it is an immediate threat to blockchain security. For now, Bitcoin’s price action appears more closely tied to macro conditions and growing competition for global investment capital.

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