Turns out there's been references to HEV suit sounds in the source 2 core folder (shared between most games) for the past 10 months that nobody seems to have noticed since Source2Viewer won't open the files that contain them.
HEV suit sounds have never been in "sounds/hev/legacy" before...
HEV suit sounds have never been in "sounds/hev/legacy" before...
Comments
These two vsnd files are tests for the new(ish) soundsystem in Source 2 that operates more like FMOD or WWise.