I'd expect those walls to disperse and muffle sound as opposed to a flat wall, which would echo and reinforce parts and make a space noisier. The curves should make for more of a white noise effect.<p>the linked post <a href="https://www.johndcook.com/blog/2019/11/19/crinkle-crankle-calculus/" rel="nofollow">https://www.johndcook.com/blog/2019/11/19/crinkle-crankle-ca...</a> is worth the click too.