Group 1 - The core viewpoint of the articles is that the significant investment in AI infrastructure by American tech companies is reshaping global capital flows and providing silent support for the US dollar [1][2][5] - AI-related capital expenditure expectations have been significantly raised, with projections for 2025 increasing from several hundred billion to approximately 500 billion, and total investment over the next five years expected to exceed 3 trillion, which is over 10% of US GDP [1][2][5] - The investment trend is beginning to show macroeconomic impacts, contributing an annualized 1 percentage point to US GDP in the first two quarters of 2025, marking the highest level since 2023 [2][5] Group 2 - The AI investment boom is creating a capital absorption effect, with the US attracting resources and capital globally through large-scale corporate bond issuance [5][6] - Barclays emphasizes that while the forex market narrative focuses on data gaps and government shutdown risks, the substantial AI investments by tech companies and the resulting global capital flows are the "elephant in the room" [5][6] - The expectation that the dollar may have bottomed out is reinforced by the resilience in economic output driven by AI investments, the re-evaluation of interest rate expectations, and global capital inflows [6]