It doesn't make much sense in acoustics, and its function is basically to prevent dust and beautify the visual appearance.

The sound of logs, such boxes sound mellow and distant, impressive and memorable.

The delicate performance of listening to music, the fading process of piano or cymbals, the atmosphere of concert hall or jazz club. If the low-level details are vague and the speaker lacks clarity, whether there is low-frequency resolution is an important sign to distinguish the general "qualified" speaker from the high-quality speaker.