I was looking at a mod that adds sound physics for Minecraft, made me think that maybe Sound Physics and Sound Filters could be added to Second Life.
We have Windlight, mesh, shadows, ambient occlusion, our visual side can be breathtaking, but the sound improvements has been forgotten, I think it would improve the SL Immersive experience a lot more, allowing creators to deliver more realistic experiences.
Here are some videos demonstrating the sound improvements:
https://youtu.be/qOQNSZBzD9Q
https://youtu.be/Gi-6M6uslzM
do you think that SL sound engine needs an improv