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

https://franciscoaocu941.theglensecret.com/salvo-metal-works-and-the-100-year-roofing-system-customized-chimney-shrouds-that-outlast-trends

I really did not expect acoustics to matter, yet perforation patterns, backing materials, and panel depths in steel ceilings tame reverberation while maintaining crisp, modern lines.