Taiwanese retail investors are taking on significant debt to invest in a rapid stock rally driven by the AI boom and shares linked to TSMC. Multiple reports describe a surge in speculative buying, with some investors opening brokerage accounts and participating in the rally amid fears of a bubble forming. Sources attribute the momentum partly to easy credit conditions, including borrowing at low interest rates, which lowers the cost of leveraged positions. The rally has reportedly moved in excess of 100%, and the combination of strong market gains and “fear of missing out” is drawing more participants, including younger investors. While the coverage focuses on concerns about overheating, the articles do not present evidence of fraud or wrongdoing; rather, they emphasize the risk that leverage and fast price increases could amplify downturns if sentiment shifts. Overall, the accounts converge on the same theme: debt-fueled enthusiasm around AI-related equities, especially those connected to TSMC, is accelerating participation and raising financial stability concerns.