Slide 25 here shows that 99% of new utility installs in 2024 were single-axis trackers, because costs have fallen so far
https://emp.lbl.gov/sites/default/files/2025-10/Utility%20Sc...
What's different about 2025?
Paywalls are allowed on HN, but here's a workaround: https://archive.ph/teyKe