Unreal Engine resources
Profiling / Optimization
https://www.youtube.com/watch?v=EbXakIuZPFo
Collision
https://forums.unrealengine.com/unreal-engine/announcements-and-releases/3239-collision-filtering
Cover
https://www.freecodecamp.org/news/real-time-dynamic-cover-system-in-unreal-engine-4-eddb554eaefb/
Disable actor
To be tested:
https://unrealcpp.com/hide-and-disable-actor/
Is this the best way?
Another way: http://www.gamedevpuzzler.com/disabling-enabling-an-actor-in-unreal-engine-4/