• SpaceX may need $1 trillion for AI chip manufacturing.
• The investment could reshape the supply chain for AI spacecraft and Tesla's AI operations.
• A Terafab chip complex in Texas is being considered.
• The investment raises questions about capital intensity and execution risk.

This investment may indicate a significant shift in SpaceX's business model, with a focus on vertical integration and semiconductor manufacturing, which could amplify existing risks and introduce new ones, potentially impacting the company's competitive positioning in the AI and space sectors.