PsiQuantum starts building 1 million-qubit facility that could crack Bitcoin cryptography

Quantum firm PsiQuantum has begun constructing a 1 million-qubit facility in Chicago, a scale some scientists say could break Bitcoin's cryptography. The company raised $1 billion with Nvidia to build the site, while co-founder Terry Rudolph stated in July it has no intention of using its machines to attack Bitcoin, and CoinShares research estimates only 10,230 BTC is currently at direct quantum risk.