Audio Reverb Zones sound like they have a sharper curve between Min & Max Distance settings compared to live. Live sounds like linear while Steam Audio sounds like an ease-in curve.

This is dramatic enough to feel sudden for some areas in Super VR Ball (Toxic's pipes and Swamp's final level inside the tree) and possibly problematic for other worlds.

Here is a test world with a UI to change and move the Reverb Zone around: