I didn't anticipate acoustics to matter, yet opening patterns, backing materials

https://garrettpdrt345.cavandoragh.org/roofing-system-vents-with-remaining-power-copper-s-century-of-quiet-performance

I didn't expect acoustics to matter, yet perforation patterns, backing products, and panel midsts in metal ceilings tame reverberation while keeping crisp, modern-day lines.