And here is just opening the game (audio works fine), clicking around in the menu a bit (audio still works fine), reloading youtube (this breaks audio system wide), trying to Exit Factorio (this causes factorio to hang and crash), and Force Quitting the process (this recovers audio system-wide ...

Here is log of last session lasting about 1 minute. All sound died computer-wide during Factorio game boot, and the game ultimately crashed when I tried to change Preferred Output under settings.

Difficult bug to describe, but will try. Originally reported: https://steamcommunity.com/app/427520/discussions/5/4693406243589480986/

When starting Factorio 2.0, sound will SOMETIMES work. When it does, everything is fine. But at completely random times the sound just stops - and when it does it ...