Hello fellow survivors!
Today you can play with A19.5!
What it holds for you guys:
How to opt in:
This is how you access the A19.5 build:
1. right click on the game in steam 
2. click on properties
3. click the "betas" tab
4. the drop down menu will have latest_experimental available   ← you want THAT
5. select that and wait for the game to download.
 
A19.5 B1-B50
Added 
- First version of Twitch Integration.
 
- Voxel mesh pooling 
 
- Chunk decal and model dither fading 
 
- Distant terrain decreases mesh detail when farther 
 
- gfx dtmaxlod console command
 
- Allow selection of steering mode on controllers by pressing DPad down 
 
Changed 
- FindTagInChilds does not make garbage 
 
- Improved Show Stability colors 
 
- Distant POIs to use a shared material 
 
- Improved chunk LOD update 
 
- Optimized chunk object handling and frame timings 
 
- Optimized terrain mesh generation 
 
- Optimized terrain control textures to not update with every mesh update 
 
- Optimized distant terrain tile size 
 
- Optimized VoxelMesh AddMesh 
 
- Optimized distant terrain render order 
 
Fixed 
- Z fighting at barn_02 (window/loot container)
 
- Dedi servers fail to update bedroll locations after pickup
 
- Block previews have differences in shading at night 
 
- Block preview for normal blocks leaking a mesh on each update 
 
- ItemClassBlock CreateMesh having to destroy unneeded colliders 
 
- Empty voxel meshes were being created 
 
- Distant POI mesh and material leaks 
 
- Distant POIs could load and leak extra invisible objects 
 
- Chunk LOD update not using XZ center for distance
 
Source: Changelog A19.5 B50