MSFS 2020 Crash in VR - HP Reverb G2

I had no problems whatsoever with VR in MSFS Store, but crashes “VR Headset not worn” in SteamVR Dirt Rally 2.0,

MSFS GPU use 50-80%, Dirt Rally 2.0 98%

had to underpower my GTX 1080 from 120% power to 90%, fixed it.