IBM CEO Arvind Krishna's quantum computing timeline has sparked concern among investors, prompting Jim Cramer to plan the sale of his bitcoin holdings. The potential threat of powerful fault-tolerant quantum computers to Bitcoin's cryptography is a pressing issue, with experts debating the timeline for such systems to become practical. As companies like IBM advance quantum computing, the need for post-quantum cryptography is becoming increasingly urgent. This development highlights the growing influence of quantum security concerns on mainstream investment discussions, with investors taking notice of the potential risks to cryptocurrency. The episode underscores the importance of cryptographic migration, with the timeline for such a transition narrowing1. This matters to practitioners because the looming threat of quantum computing necessitates proactive planning for post-quantum cryptography, making it essential for investors and organizations to stay ahead of the curve.