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Quantum computers cracking Bitcoin, realistic timelines and exposed coins

April 5, 2026r/CryptoMarkets

In r/CryptoMarkets, a viral thread reframes quantum fear as a timeline and migration problem, arguing current hardware is far from the qubit counts needed and that the bigger issue is which Bitcoin outputs are vulnerable if quantum arrives sooner than expected.

Google says quantum computers could crack Bitcoin in 9 minutes. Here's what actually matters.
Two peer-reviewed papers just dropped saying quantum computers could break Bitcoin's encryption way sooner than anyone thought
Sounds terrifying until you remember today's quantum computers have maybe thousands of qubits, not hundreds of thousands.
r/CryptoMarkets
quantum riskbitcoin securitybitcoingooglequantum computers

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