I really did not expect acoustics to matter, yet opening patterns, backing materials

https://storage.googleapis.com/metal-craftsmanship/serving-home-owners/uncategorized/a-century-on-the-ridge-personalized-copper-cupolas-by-salvo-metal-works.html

I didn't expect acoustics to matter, yet perforation patterns, backing materials, and panel midsts in metal ceilings tame echo while keeping crisp, contemporary lines.