A look at the global AI data center buildout, its limits, and ROI concerns; in 2025, US capacity that is built, underway, planned, or stalled has topped 80 GW (Wall Street Journal)

Wall Street Journal:
A look at the global AI data center buildout, its limits, and ROI concerns; in 2025, US capacity that is built, underway, planned, or stalled has topped 80 GW  —  Record capital expenditures and data-center planning run up against the ground truths of physical infrastructure