Great minds think alike, I also made my own suggestions a while back: QOL Changes To HvH
But I do concur still with your assessments. HvH needs quite a few changes such as I note
TL;DR
- Fractures and Organ Damage should be rare or impossible to acquire
- The map should be at low level light levels, no 100% darkness. Flashlights and flares are still useful, but you can see in the dark without them.
- Barricades should have significantly higher chances to block bullets.