In response to Google CEO Sundar Pichai's announcement of the new generation quantum computing chip Willow, Ethereum co-founder Vitalik asked: "What is the largest semiprime you can factorize?" In addition, in response to a user comment asking "How to plan for leadership in quantum-resistant cryptography and integrate it with current blockchains (such as Ethereum)?", Vitalik responded: "This issue has been widely discussed in recent blog posts." The attached image shows his previous explanation on the advantages of account abstraction.